./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 f4b24e32 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-?-f4b24e3 [2022-07-14 16:18:01,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 16:18:01,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 16:18:01,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 16:18:01,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 16:18:01,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 16:18:01,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 16:18:01,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 16:18:01,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 16:18:01,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 16:18:01,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 16:18:01,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 16:18:01,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 16:18:01,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 16:18:01,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 16:18:01,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 16:18:01,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 16:18:01,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 16:18:01,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 16:18:01,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 16:18:01,517 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 16:18:01,518 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 16:18:01,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 16:18:01,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 16:18:01,521 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 16:18:01,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 16:18:01,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 16:18:01,528 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 16:18:01,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 16:18:01,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 16:18:01,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 16:18:01,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 16:18:01,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 16:18:01,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 16:18:01,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 16:18:01,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 16:18:01,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 16:18:01,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 16:18:01,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 16:18:01,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 16:18:01,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 16:18:01,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 16:18:01,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-14 16:18:01,584 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 16:18:01,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 16:18:01,585 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 16:18:01,585 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 16:18:01,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 16:18:01,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 16:18:01,586 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 16:18:01,586 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-14 16:18:01,587 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-14 16:18:01,587 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-14 16:18:01,587 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-14 16:18:01,587 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-14 16:18:01,587 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-14 16:18:01,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 16:18:01,588 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-14 16:18:01,588 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 16:18:01,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 16:18:01,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-14 16:18:01,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 16:18:01,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-14 16:18:01,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-14 16:18:01,589 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-14 16:18:01,589 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-14 16:18:01,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 16:18:01,589 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-14 16:18:01,590 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 16:18:01,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-14 16:18:01,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 16:18:01,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 16:18:01,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 16:18:01,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 16:18:01,598 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-14 16:18:01,599 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acd9e872db1fd43c4a46d62b416714fdbb0fdc4944c5c8838fbbff5e8b72009f [2022-07-14 16:18:01,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 16:18:01,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 16:18:01,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 16:18:01,871 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 16:18:01,872 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 16:18:01,873 INFO L432 ainManager$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 [2022-07-14 16:18:01,928 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cef2fbc6d/a900595b7b5744629d0545cea9378e1a/FLAG9021c99c5 [2022-07-14 16:18:02,414 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 16:18:02,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c [2022-07-14 16:18:02,429 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cef2fbc6d/a900595b7b5744629d0545cea9378e1a/FLAG9021c99c5 [2022-07-14 16:18:02,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cef2fbc6d/a900595b7b5744629d0545cea9378e1a [2022-07-14 16:18:02,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 16:18:02,790 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 16:18:02,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 16:18:02,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 16:18:02,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 16:18:02,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 04:18:02" (1/1) ... [2022-07-14 16:18:02,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@276cef80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:02, skipping insertion in model container [2022-07-14 16:18:02,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 04:18:02" (1/1) ... [2022-07-14 16:18:02,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 16:18:02,868 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 16:18:03,112 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] [2022-07-14 16:18:03,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 16:18:03,128 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 16:18:03,190 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] [2022-07-14 16:18:03,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 16:18:03,215 INFO L208 MainTranslator]: Completed translation [2022-07-14 16:18:03,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:03 WrapperNode [2022-07-14 16:18:03,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 16:18:03,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 16:18:03,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 16:18:03,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 16:18:03,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:03" (1/1) ... [2022-07-14 16:18:03,243 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:03" (1/1) ... [2022-07-14 16:18:03,278 INFO L137 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 314 [2022-07-14 16:18:03,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 16:18:03,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 16:18:03,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 16:18:03,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 16:18:03,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:03" (1/1) ... [2022-07-14 16:18:03,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:03" (1/1) ... [2022-07-14 16:18:03,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:03" (1/1) ... [2022-07-14 16:18:03,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:03" (1/1) ... [2022-07-14 16:18:03,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:03" (1/1) ... [2022-07-14 16:18:03,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:03" (1/1) ... [2022-07-14 16:18:03,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:03" (1/1) ... [2022-07-14 16:18:03,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 16:18:03,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 16:18:03,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 16:18:03,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 16:18:03,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:03" (1/1) ... [2022-07-14 16:18:03,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:03,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:03,373 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) [2022-07-14 16:18:03,396 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 [2022-07-14 16:18:03,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 16:18:03,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 16:18:03,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 16:18:03,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 16:18:03,539 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 16:18:03,541 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 16:18:03,910 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 16:18:03,917 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 16:18:03,918 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-14 16:18:03,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 04:18:03 BoogieIcfgContainer [2022-07-14 16:18:03,920 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 16:18:03,921 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-14 16:18:03,921 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-14 16:18:03,924 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-14 16:18:03,925 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 16:18:03,925 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.07 04:18:02" (1/3) ... [2022-07-14 16:18:03,926 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@176a631d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 04:18:03, skipping insertion in model container [2022-07-14 16:18:03,926 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 16:18:03,927 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 04:18:03" (2/3) ... [2022-07-14 16:18:03,927 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@176a631d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 04:18:03, skipping insertion in model container [2022-07-14 16:18:03,927 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 16:18:03,927 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 04:18:03" (3/3) ... [2022-07-14 16:18:03,928 INFO L354 chiAutomizerObserver]: Analyzing ICFG pals_lcr.5.ufo.UNBOUNDED.pals.c [2022-07-14 16:18:04,003 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-14 16:18:04,003 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-14 16:18:04,003 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-14 16:18:04,003 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-14 16:18:04,003 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-14 16:18:04,004 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-14 16:18:04,004 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-14 16:18:04,004 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-14 16:18:04,020 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) [2022-07-14 16:18:04,055 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 53 [2022-07-14 16:18:04,055 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:18:04,055 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:18:04,062 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-14 16:18:04,062 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] [2022-07-14 16:18:04,062 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-14 16:18:04,063 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) [2022-07-14 16:18:04,069 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 53 [2022-07-14 16:18:04,070 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:18:04,070 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:18:04,071 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-14 16:18:04,071 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] [2022-07-14 16:18:04,077 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 [2022-07-14 16:18:04,078 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 [2022-07-14 16:18:04,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:18:04,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1978587388, now seen corresponding path program 1 times [2022-07-14 16:18:04,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:18:04,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62228054] [2022-07-14 16:18:04,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:18:04,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:18:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:18:04,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:18:04,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:18:04,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62228054] [2022-07-14 16:18:04,311 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62228054] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:18:04,311 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:18:04,312 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 16:18:04,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476373422] [2022-07-14 16:18:04,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:18:04,317 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 16:18:04,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:18:04,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1980967203, now seen corresponding path program 1 times [2022-07-14 16:18:04,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:18:04,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133663466] [2022-07-14 16:18:04,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:18:04,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:18:04,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:18:04,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:18:04,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:18:04,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133663466] [2022-07-14 16:18:04,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133663466] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:18:04,538 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:18:04,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 16:18:04,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749207019] [2022-07-14 16:18:04,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:18:04,541 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:18:04,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:18:04,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 16:18:04,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 16:18:04,580 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) [2022-07-14 16:18:04,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:18:04,700 INFO L93 Difference]: Finished difference Result 93 states and 154 transitions. [2022-07-14 16:18:04,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 16:18:04,707 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 93 states and 154 transitions. [2022-07-14 16:18:04,711 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2022-07-14 16:18:04,716 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 93 states to 89 states and 120 transitions. [2022-07-14 16:18:04,717 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 89 [2022-07-14 16:18:04,717 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 89 [2022-07-14 16:18:04,718 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 120 transitions. [2022-07-14 16:18:04,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:18:04,719 INFO L369 hiAutomatonCegarLoop]: Abstraction has 89 states and 120 transitions. [2022-07-14 16:18:04,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 120 transitions. [2022-07-14 16:18:04,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2022-07-14 16:18:04,745 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) [2022-07-14 16:18:04,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 120 transitions. [2022-07-14 16:18:04,747 INFO L392 hiAutomatonCegarLoop]: Abstraction has 89 states and 120 transitions. [2022-07-14 16:18:04,748 INFO L374 stractBuchiCegarLoop]: Abstraction has 89 states and 120 transitions. [2022-07-14 16:18:04,748 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-14 16:18:04,748 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 120 transitions. [2022-07-14 16:18:04,750 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2022-07-14 16:18:04,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:18:04,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:18:04,752 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] [2022-07-14 16:18:04,752 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] [2022-07-14 16:18:04,753 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 [2022-07-14 16:18:04,753 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 [2022-07-14 16:18:04,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:18:04,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 1 times [2022-07-14 16:18:04,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:18:04,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742325418] [2022-07-14 16:18:04,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:18:04,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:18:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:18:04,779 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:18:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:18:04,834 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:18:04,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:18:04,835 INFO L85 PathProgramCache]: Analyzing trace with hash 40936345, now seen corresponding path program 1 times [2022-07-14 16:18:04,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:18:04,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607948510] [2022-07-14 16:18:04,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:18:04,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:18:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:18:04,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:18:04,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:18:04,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607948510] [2022-07-14 16:18:04,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607948510] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:18:04,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:18:04,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 16:18:04,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313421293] [2022-07-14 16:18:04,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:18:04,910 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:18:04,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:18:04,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 16:18:04,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 16:18:04,911 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) [2022-07-14 16:18:04,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:18:04,975 INFO L93 Difference]: Finished difference Result 92 states and 122 transitions. [2022-07-14 16:18:04,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 16:18:04,976 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 122 transitions. [2022-07-14 16:18:04,979 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2022-07-14 16:18:04,981 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 89 states and 117 transitions. [2022-07-14 16:18:04,981 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 89 [2022-07-14 16:18:04,981 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 89 [2022-07-14 16:18:04,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 117 transitions. [2022-07-14 16:18:04,982 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:18:04,982 INFO L369 hiAutomatonCegarLoop]: Abstraction has 89 states and 117 transitions. [2022-07-14 16:18:04,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 117 transitions. [2022-07-14 16:18:04,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2022-07-14 16:18:04,987 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) [2022-07-14 16:18:04,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 117 transitions. [2022-07-14 16:18:04,988 INFO L392 hiAutomatonCegarLoop]: Abstraction has 89 states and 117 transitions. [2022-07-14 16:18:04,988 INFO L374 stractBuchiCegarLoop]: Abstraction has 89 states and 117 transitions. [2022-07-14 16:18:04,988 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-14 16:18:04,989 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 117 transitions. [2022-07-14 16:18:04,990 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2022-07-14 16:18:04,990 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:18:04,990 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:18:04,991 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] [2022-07-14 16:18:04,992 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] [2022-07-14 16:18:04,992 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 [2022-07-14 16:18:04,992 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 [2022-07-14 16:18:04,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:18:04,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 2 times [2022-07-14 16:18:04,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:18:04,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159239510] [2022-07-14 16:18:04,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:18:04,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:18:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:18:05,012 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:18:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:18:05,052 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:18:05,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:18:05,053 INFO L85 PathProgramCache]: Analyzing trace with hash 364338877, now seen corresponding path program 1 times [2022-07-14 16:18:05,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:18:05,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224153894] [2022-07-14 16:18:05,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:18:05,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:18:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:18:05,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:18:05,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:18:05,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224153894] [2022-07-14 16:18:05,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224153894] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:18:05,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:18:05,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:18:05,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781626544] [2022-07-14 16:18:05,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:18:05,079 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:18:05,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:18:05,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 16:18:05,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 16:18:05,081 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) [2022-07-14 16:18:05,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:18:05,110 INFO L93 Difference]: Finished difference Result 135 states and 186 transitions. [2022-07-14 16:18:05,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 16:18:05,112 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 135 states and 186 transitions. [2022-07-14 16:18:05,115 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 98 [2022-07-14 16:18:05,121 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 135 states to 135 states and 186 transitions. [2022-07-14 16:18:05,122 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 135 [2022-07-14 16:18:05,123 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 135 [2022-07-14 16:18:05,124 INFO L73 IsDeterministic]: Start isDeterministic. Operand 135 states and 186 transitions. [2022-07-14 16:18:05,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:18:05,128 INFO L369 hiAutomatonCegarLoop]: Abstraction has 135 states and 186 transitions. [2022-07-14 16:18:05,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states and 186 transitions. [2022-07-14 16:18:05,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 133. [2022-07-14 16:18:05,138 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) [2022-07-14 16:18:05,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 183 transitions. [2022-07-14 16:18:05,142 INFO L392 hiAutomatonCegarLoop]: Abstraction has 133 states and 183 transitions. [2022-07-14 16:18:05,142 INFO L374 stractBuchiCegarLoop]: Abstraction has 133 states and 183 transitions. [2022-07-14 16:18:05,142 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-14 16:18:05,142 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 133 states and 183 transitions. [2022-07-14 16:18:05,144 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 96 [2022-07-14 16:18:05,144 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:18:05,144 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:18:05,149 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] [2022-07-14 16:18:05,151 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] [2022-07-14 16:18:05,151 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 [2022-07-14 16:18:05,152 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 [2022-07-14 16:18:05,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:18:05,159 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 3 times [2022-07-14 16:18:05,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:18:05,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707865861] [2022-07-14 16:18:05,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:18:05,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:18:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:18:05,184 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:18:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:18:05,222 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:18:05,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:18:05,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1445795707, now seen corresponding path program 1 times [2022-07-14 16:18:05,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:18:05,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310152124] [2022-07-14 16:18:05,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:18:05,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:18:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:18:05,242 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:18:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:18:05,264 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:18:05,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:18:05,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1050041683, now seen corresponding path program 1 times [2022-07-14 16:18:05,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:18:05,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794811655] [2022-07-14 16:18:05,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:18:05,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:18:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:18:05,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:18:05,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:18:05,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794811655] [2022-07-14 16:18:05,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794811655] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:18:05,348 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:18:05,348 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:18:05,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185212081] [2022-07-14 16:18:05,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:18:06,388 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 16:18:06,389 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 16:18:06,389 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 16:18:06,389 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 16:18:06,389 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 16:18:06,390 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:06,390 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 16:18:06,390 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 16:18:06,390 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2022-07-14 16:18:06,390 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 16:18:06,390 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 16:18:06,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:06,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:07,286 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-07-14 16:18:31,150 WARN L233 SmtUtils]: Spent 23.77s 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) [2022-07-14 16:18:31,277 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 16:18:31,278 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 16:18:31,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:31,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:31,281 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) [2022-07-14 16:18:31,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 16:18:31,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 16:18:31,315 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 [2022-07-14 16:18:31,354 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 [2022-07-14 16:18:31,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:31,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:31,357 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) [2022-07-14 16:18:31,361 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 [2022-07-14 16:18:31,361 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 16:18:31,361 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 16:18:31,580 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 16:18:31,587 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 [2022-07-14 16:18:31,587 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 16:18:31,588 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 16:18:31,588 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 16:18:31,588 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 16:18:31,588 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 16:18:31,588 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:31,588 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 16:18:31,588 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 16:18:31,588 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2022-07-14 16:18:31,588 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 16:18:31,588 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 16:18:31,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:31,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:18:32,354 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-07-14 16:18:54,419 WARN L233 SmtUtils]: Spent 22.00s 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) [2022-07-14 16:18:54,497 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 16:18:54,501 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 16:18:54,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:54,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:54,508 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) [2022-07-14 16:18:54,510 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 [2022-07-14 16:18:54,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 16:18:54,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:54,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:54,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:54,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:54,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:54,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:54,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:54,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:54,565 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 [2022-07-14 16:18:54,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:54,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:54,567 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) [2022-07-14 16:18:54,574 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 [2022-07-14 16:18:54,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:54,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:54,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:54,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:54,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:54,584 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:54,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:54,590 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 [2022-07-14 16:18:54,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:54,634 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 [2022-07-14 16:18:54,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:54,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:54,636 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) [2022-07-14 16:18:54,642 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 [2022-07-14 16:18:54,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:54,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:54,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:54,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:54,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:54,650 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:54,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:54,653 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 [2022-07-14 16:18:54,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:54,690 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 [2022-07-14 16:18:54,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:54,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:54,692 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) [2022-07-14 16:18:54,698 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 [2022-07-14 16:18:54,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:54,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:54,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:54,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:54,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:54,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:54,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:54,710 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 [2022-07-14 16:18:54,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:54,742 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 [2022-07-14 16:18:54,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:54,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:54,744 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) [2022-07-14 16:18:54,745 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 [2022-07-14 16:18:54,747 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 [2022-07-14 16:18:54,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:54,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:54,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:54,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:54,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:54,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:54,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:54,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:54,805 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 [2022-07-14 16:18:54,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:54,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:54,808 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) [2022-07-14 16:18:54,809 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 [2022-07-14 16:18:54,810 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 [2022-07-14 16:18:54,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:54,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:54,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:54,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:54,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:54,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:54,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:54,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:54,865 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 [2022-07-14 16:18:54,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:54,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:54,868 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) [2022-07-14 16:18:54,874 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 [2022-07-14 16:18:54,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:54,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:54,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:54,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:54,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:54,884 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:54,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:54,886 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 [2022-07-14 16:18:54,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:54,933 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 [2022-07-14 16:18:54,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:54,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:54,935 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) [2022-07-14 16:18:54,944 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 [2022-07-14 16:18:54,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:54,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:54,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:54,953 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-14 16:18:54,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:54,967 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 [2022-07-14 16:18:55,429 INFO L401 nArgumentSynthesizer]: We have 128 Motzkin's Theorem applications. [2022-07-14 16:18:55,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:55,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,016 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 [2022-07-14 16:18:56,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,017 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) [2022-07-14 16:18:56,018 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 [2022-07-14 16:18:56,020 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 [2022-07-14 16:18:56,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:56,027 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:56,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,043 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 [2022-07-14 16:18:56,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,044 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) [2022-07-14 16:18:56,045 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 [2022-07-14 16:18:56,046 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 [2022-07-14 16:18:56,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:56,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:56,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,088 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 [2022-07-14 16:18:56,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,090 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) [2022-07-14 16:18:56,091 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 [2022-07-14 16:18:56,092 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 [2022-07-14 16:18:56,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:56,101 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:56,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,118 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-07-14 16:18:56,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,120 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) [2022-07-14 16:18:56,123 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 [2022-07-14 16:18:56,123 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 [2022-07-14 16:18:56,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:56,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:56,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,147 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 [2022-07-14 16:18:56,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,149 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) [2022-07-14 16:18:56,151 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 [2022-07-14 16:18:56,152 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 [2022-07-14 16:18:56,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:56,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:56,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-07-14 16:18:56,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,185 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) [2022-07-14 16:18:56,185 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 [2022-07-14 16:18:56,187 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 [2022-07-14 16:18:56,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:56,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:56,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,211 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 [2022-07-14 16:18:56,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,213 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) [2022-07-14 16:18:56,214 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 [2022-07-14 16:18:56,215 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 [2022-07-14 16:18:56,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:56,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:56,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,239 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 [2022-07-14 16:18:56,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,241 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) [2022-07-14 16:18:56,242 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 [2022-07-14 16:18:56,243 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 [2022-07-14 16:18:56,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 16:18:56,250 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 16:18:56,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,267 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 [2022-07-14 16:18:56,268 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-07-14 16:18:56,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,269 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) [2022-07-14 16:18:56,272 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 [2022-07-14 16:18:56,272 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 [2022-07-14 16:18:56,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,279 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:56,280 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:56,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,316 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 [2022-07-14 16:18:56,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,318 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) [2022-07-14 16:18:56,328 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 [2022-07-14 16:18:56,328 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 [2022-07-14 16:18:56,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,336 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:56,339 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:56,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,378 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 [2022-07-14 16:18:56,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,380 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) [2022-07-14 16:18:56,388 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 [2022-07-14 16:18:56,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,396 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:56,397 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:56,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,400 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 [2022-07-14 16:18:56,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,438 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 [2022-07-14 16:18:56,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,441 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) [2022-07-14 16:18:56,444 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 [2022-07-14 16:18:56,446 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 [2022-07-14 16:18:56,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,455 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:56,455 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:56,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,497 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 [2022-07-14 16:18:56,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,499 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) [2022-07-14 16:18:56,504 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 [2022-07-14 16:18:56,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,512 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:56,513 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:56,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,515 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 [2022-07-14 16:18:56,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,550 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 [2022-07-14 16:18:56,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,552 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) [2022-07-14 16:18:56,556 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 [2022-07-14 16:18:56,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,564 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:56,565 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:56,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,567 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 [2022-07-14 16:18:56,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,593 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-07-14 16:18:56,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,595 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) [2022-07-14 16:18:56,595 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 [2022-07-14 16:18:56,597 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 [2022-07-14 16:18:56,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:56,605 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:56,606 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:56,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:56,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:56,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-07-14 16:18:56,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:56,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:56,625 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) [2022-07-14 16:18:56,629 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 [2022-07-14 16:18:56,630 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 [2022-07-14 16:18:56,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:56,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:56,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:56,639 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-14 16:18:56,639 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:57,277 INFO L401 nArgumentSynthesizer]: We have 192 Motzkin's Theorem applications. [2022-07-14 16:18:57,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,235 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 [2022-07-14 16:18:58,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,237 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) [2022-07-14 16:18:58,238 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 [2022-07-14 16:18:58,240 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 [2022-07-14 16:18:58,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,246 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:58,247 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:58,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,265 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 [2022-07-14 16:18:58,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,267 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) [2022-07-14 16:18:58,268 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 [2022-07-14 16:18:58,269 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 [2022-07-14 16:18:58,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,275 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:58,276 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:58,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-07-14 16:18:58,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,295 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) [2022-07-14 16:18:58,296 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 [2022-07-14 16:18:58,297 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 [2022-07-14 16:18:58,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,304 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:58,305 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:58,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,322 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-07-14 16:18:58,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,323 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) [2022-07-14 16:18:58,324 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 [2022-07-14 16:18:58,325 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 [2022-07-14 16:18:58,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,331 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:58,332 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:58,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,348 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 [2022-07-14 16:18:58,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,350 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) [2022-07-14 16:18:58,351 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 [2022-07-14 16:18:58,352 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 [2022-07-14 16:18:58,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,358 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:58,358 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:58,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,375 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 [2022-07-14 16:18:58,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,377 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) [2022-07-14 16:18:58,378 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 [2022-07-14 16:18:58,380 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 [2022-07-14 16:18:58,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,386 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:58,387 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:58,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,417 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 [2022-07-14 16:18:58,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,418 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) [2022-07-14 16:18:58,419 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 [2022-07-14 16:18:58,421 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 [2022-07-14 16:18:58,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,428 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:58,428 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:58,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,445 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 [2022-07-14 16:18:58,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,446 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) [2022-07-14 16:18:58,447 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 [2022-07-14 16:18:58,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 16:18:58,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,455 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:18:58,456 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:18:58,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,480 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 [2022-07-14 16:18:58,481 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-07-14 16:18:58,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,482 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) [2022-07-14 16:18:58,483 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 [2022-07-14 16:18:58,484 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 [2022-07-14 16:18:58,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,490 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:18:58,492 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:18:58,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,509 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-07-14 16:18:58,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,511 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) [2022-07-14 16:18:58,511 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 [2022-07-14 16:18:58,513 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 [2022-07-14 16:18:58,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,519 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:18:58,520 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:18:58,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,537 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 [2022-07-14 16:18:58,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,539 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) [2022-07-14 16:18:58,540 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 [2022-07-14 16:18:58,545 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 [2022-07-14 16:18:58,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,551 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:18:58,552 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:18:58,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,569 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 [2022-07-14 16:18:58,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,571 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) [2022-07-14 16:18:58,572 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 [2022-07-14 16:18:58,573 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 [2022-07-14 16:18:58,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,579 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:18:58,580 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:18:58,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,602 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-07-14 16:18:58,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,604 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) [2022-07-14 16:18:58,607 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 [2022-07-14 16:18:58,607 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 [2022-07-14 16:18:58,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,614 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:18:58,614 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:18:58,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,630 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 [2022-07-14 16:18:58,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,632 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) [2022-07-14 16:18:58,633 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 [2022-07-14 16:18:58,634 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 [2022-07-14 16:18:58,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,640 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:18:58,640 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:18:58,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-07-14 16:18:58,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,658 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) [2022-07-14 16:18:58,660 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 [2022-07-14 16:18:58,661 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 [2022-07-14 16:18:58,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:18:58,667 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:18:58,668 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:18:58,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:18:58,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:18:58,692 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-07-14 16:18:58,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:18:58,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:18:58,693 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) [2022-07-14 16:18:58,694 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 [2022-07-14 16:18:58,696 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 [2022-07-14 16:18:58,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:18:58,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:18:58,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:18:58,705 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-14 16:18:58,705 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:18:59,420 INFO L401 nArgumentSynthesizer]: We have 256 Motzkin's Theorem applications. [2022-07-14 16:18:59,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:00,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:00,805 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 [2022-07-14 16:19:00,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:00,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:00,807 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) [2022-07-14 16:19:00,807 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 [2022-07-14 16:19:00,809 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 [2022-07-14 16:19:00,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:00,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:00,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:00,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:00,815 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:00,816 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:00,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:00,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:00,832 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 [2022-07-14 16:19:00,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:00,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:00,833 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) [2022-07-14 16:19:00,834 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 [2022-07-14 16:19:00,835 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 [2022-07-14 16:19:00,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:00,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:00,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:00,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:00,841 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:00,843 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:00,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:00,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:00,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:00,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:00,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:00,862 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) [2022-07-14 16:19:00,863 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 [2022-07-14 16:19:00,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 16:19:00,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:00,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:00,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:00,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:00,872 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:00,873 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:00,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:00,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:00,891 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-07-14 16:19:00,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:00,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:00,892 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) [2022-07-14 16:19:00,893 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 [2022-07-14 16:19:00,894 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 [2022-07-14 16:19:00,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:00,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:00,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:00,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:00,901 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:00,901 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:00,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:00,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:00,917 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 [2022-07-14 16:19:00,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:00,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:00,918 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) [2022-07-14 16:19:00,919 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 [2022-07-14 16:19:00,920 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 [2022-07-14 16:19:00,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:00,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:00,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:00,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:00,927 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:00,927 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:00,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:00,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:00,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:00,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:00,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:00,957 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) [2022-07-14 16:19:00,957 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 [2022-07-14 16:19:00,959 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 [2022-07-14 16:19:00,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:00,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:00,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:00,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:00,967 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:00,969 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:00,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:00,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:01,004 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 [2022-07-14 16:19:01,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:01,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:01,008 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) [2022-07-14 16:19:01,011 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 [2022-07-14 16:19:01,012 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 [2022-07-14 16:19:01,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:01,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:01,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:01,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:01,020 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:01,021 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:01,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:01,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:01,057 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-14 16:19:01,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:01,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:01,059 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) [2022-07-14 16:19:01,062 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 [2022-07-14 16:19:01,063 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 [2022-07-14 16:19:01,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:01,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:01,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:01,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:01,069 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:01,072 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:01,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:01,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:01,094 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 [2022-07-14 16:19:01,095 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-07-14 16:19:01,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:01,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:01,097 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) [2022-07-14 16:19:01,098 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 [2022-07-14 16:19:01,099 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 [2022-07-14 16:19:01,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:01,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:01,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:01,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:01,106 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:01,107 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:01,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:01,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:01,126 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 [2022-07-14 16:19:01,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:01,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:01,128 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) [2022-07-14 16:19:01,128 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 [2022-07-14 16:19:01,130 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 [2022-07-14 16:19:01,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:01,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:01,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:01,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:01,138 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:01,140 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:01,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:01,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:01,158 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 [2022-07-14 16:19:01,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:01,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:01,160 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) [2022-07-14 16:19:01,168 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 [2022-07-14 16:19:01,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:01,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:01,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:01,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:01,177 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:01,177 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 [2022-07-14 16:19:01,178 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:01,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:01,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:01,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:01,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:01,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:01,197 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) [2022-07-14 16:19:01,198 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 [2022-07-14 16:19:01,200 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 [2022-07-14 16:19:01,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:01,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:01,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:01,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:01,207 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:01,207 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:01,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:01,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:01,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:01,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:01,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:01,225 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) [2022-07-14 16:19:01,226 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 [2022-07-14 16:19:01,227 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 [2022-07-14 16:19:01,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:01,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:01,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:01,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:01,233 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:01,234 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:01,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:01,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:01,254 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 [2022-07-14 16:19:01,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:01,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:01,256 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) [2022-07-14 16:19:01,256 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 [2022-07-14 16:19:01,258 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 [2022-07-14 16:19:01,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:01,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:01,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:01,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:01,265 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:01,265 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:01,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:01,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:01,287 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-07-14 16:19:01,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:01,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:01,288 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) [2022-07-14 16:19:01,289 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 [2022-07-14 16:19:01,290 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 [2022-07-14 16:19:01,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:01,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:01,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:01,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:01,296 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:01,298 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:01,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:01,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:01,315 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 [2022-07-14 16:19:01,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:01,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:01,316 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) [2022-07-14 16:19:01,317 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 [2022-07-14 16:19:01,319 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 [2022-07-14 16:19:01,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:01,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:01,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:01,329 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-14 16:19:01,329 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:02,215 INFO L401 nArgumentSynthesizer]: We have 320 Motzkin's Theorem applications. [2022-07-14 16:19:02,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,139 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 [2022-07-14 16:19:04,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,140 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) [2022-07-14 16:19:04,140 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 [2022-07-14 16:19:04,142 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 [2022-07-14 16:19:04,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:04,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,149 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:04,151 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:04,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,175 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 [2022-07-14 16:19:04,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,177 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) [2022-07-14 16:19:04,177 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 [2022-07-14 16:19:04,179 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 [2022-07-14 16:19:04,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:04,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,185 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:04,187 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:04,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,204 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 [2022-07-14 16:19:04,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,205 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) [2022-07-14 16:19:04,206 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 [2022-07-14 16:19:04,207 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 [2022-07-14 16:19:04,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:04,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,214 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:04,215 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:04,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,233 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 [2022-07-14 16:19:04,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,234 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) [2022-07-14 16:19:04,235 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 [2022-07-14 16:19:04,236 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 [2022-07-14 16:19:04,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:04,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,243 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:04,243 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:04,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,259 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-07-14 16:19:04,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,261 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) [2022-07-14 16:19:04,262 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 [2022-07-14 16:19:04,264 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 [2022-07-14 16:19:04,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:04,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,270 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:04,271 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:04,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,301 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 [2022-07-14 16:19:04,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,302 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) [2022-07-14 16:19:04,303 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 [2022-07-14 16:19:04,304 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 [2022-07-14 16:19:04,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:04,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,311 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:04,313 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:04,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,340 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 [2022-07-14 16:19:04,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,341 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) [2022-07-14 16:19:04,342 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 [2022-07-14 16:19:04,343 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 [2022-07-14 16:19:04,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:04,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,350 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:04,352 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:04,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,393 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-07-14 16:19:04,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,394 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) [2022-07-14 16:19:04,396 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 [2022-07-14 16:19:04,396 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 [2022-07-14 16:19:04,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 16:19:04,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,403 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:04,405 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:04,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:04,424 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-07-14 16:19:04,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,426 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) [2022-07-14 16:19:04,426 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 [2022-07-14 16:19:04,427 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 [2022-07-14 16:19:04,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:04,434 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:04,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,434 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:04,435 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:04,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,453 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 [2022-07-14 16:19:04,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,455 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) [2022-07-14 16:19:04,455 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 [2022-07-14 16:19:04,457 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 [2022-07-14 16:19:04,462 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:04,462 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:04,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,463 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:04,464 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:04,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:04,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,483 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) [2022-07-14 16:19:04,484 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 [2022-07-14 16:19:04,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 16:19:04,491 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:04,491 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:04,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,491 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:04,492 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:04,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-07-14 16:19:04,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,510 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) [2022-07-14 16:19:04,511 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 [2022-07-14 16:19:04,512 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 [2022-07-14 16:19:04,518 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:04,518 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:04,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,519 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:04,519 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:04,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,535 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 [2022-07-14 16:19:04,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,537 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) [2022-07-14 16:19:04,537 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 [2022-07-14 16:19:04,539 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 [2022-07-14 16:19:04,544 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:04,544 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:04,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,545 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:04,545 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:04,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,562 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 [2022-07-14 16:19:04,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,563 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) [2022-07-14 16:19:04,563 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 [2022-07-14 16:19:04,565 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 [2022-07-14 16:19:04,571 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:04,571 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:04,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,571 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:04,572 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:04,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,596 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 [2022-07-14 16:19:04,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,597 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) [2022-07-14 16:19:04,598 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 [2022-07-14 16:19:04,600 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 [2022-07-14 16:19:04,605 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:04,605 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:04,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:04,605 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:04,606 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:04,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:04,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:04,628 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 [2022-07-14 16:19:04,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:04,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:04,629 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) [2022-07-14 16:19:04,630 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 [2022-07-14 16:19:04,631 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 [2022-07-14 16:19:04,638 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:04,638 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:04,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:04,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:04,639 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-14 16:19:04,639 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:05,206 INFO L401 nArgumentSynthesizer]: We have 192 Motzkin's Theorem applications. [2022-07-14 16:19:05,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,348 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 [2022-07-14 16:19:07,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,349 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) [2022-07-14 16:19:07,350 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 [2022-07-14 16:19:07,379 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 [2022-07-14 16:19:07,386 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,386 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:07,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,386 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:07,387 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:07,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,404 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 [2022-07-14 16:19:07,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,406 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) [2022-07-14 16:19:07,406 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 [2022-07-14 16:19:07,408 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 [2022-07-14 16:19:07,414 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,414 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:07,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,415 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:07,416 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:07,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:07,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,436 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) [2022-07-14 16:19:07,437 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 [2022-07-14 16:19:07,453 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 [2022-07-14 16:19:07,459 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,477 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:07,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,477 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:07,478 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:07,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-07-14 16:19:07,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,498 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) [2022-07-14 16:19:07,498 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 [2022-07-14 16:19:07,500 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 [2022-07-14 16:19:07,506 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,506 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:07,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,507 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:07,507 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:07,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,533 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-07-14 16:19:07,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,534 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) [2022-07-14 16:19:07,535 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 [2022-07-14 16:19:07,536 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 [2022-07-14 16:19:07,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,542 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:07,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,543 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:07,543 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:07,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,560 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 [2022-07-14 16:19:07,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,562 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) [2022-07-14 16:19:07,562 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 [2022-07-14 16:19:07,564 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 [2022-07-14 16:19:07,570 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,570 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:07,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,570 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:07,571 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:07,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,590 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-07-14 16:19:07,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,591 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) [2022-07-14 16:19:07,592 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 [2022-07-14 16:19:07,594 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 [2022-07-14 16:19:07,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,600 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:07,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,600 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:07,601 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:07,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,619 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-07-14 16:19:07,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,621 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) [2022-07-14 16:19:07,621 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 [2022-07-14 16:19:07,623 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 [2022-07-14 16:19:07,629 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,629 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:07,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,629 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-14 16:19:07,630 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-14 16:19:07,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,650 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 [2022-07-14 16:19:07,650 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-07-14 16:19:07,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,652 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) [2022-07-14 16:19:07,652 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 [2022-07-14 16:19:07,654 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 [2022-07-14 16:19:07,660 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,660 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:07,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,660 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:07,662 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:07,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,683 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 [2022-07-14 16:19:07,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,684 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) [2022-07-14 16:19:07,685 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 [2022-07-14 16:19:07,686 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 [2022-07-14 16:19:07,692 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,692 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:07,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,693 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:07,694 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:07,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-07-14 16:19:07,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,717 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) [2022-07-14 16:19:07,718 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 [2022-07-14 16:19:07,720 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 [2022-07-14 16:19:07,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,726 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:07,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,726 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:07,727 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:07,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:07,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,749 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) [2022-07-14 16:19:07,750 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 [2022-07-14 16:19:07,752 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 [2022-07-14 16:19:07,759 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,759 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:07,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,759 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:07,760 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:07,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:07,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,780 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) [2022-07-14 16:19:07,781 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 [2022-07-14 16:19:07,783 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 [2022-07-14 16:19:07,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,789 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:07,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,790 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:07,790 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:07,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,808 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 [2022-07-14 16:19:07,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,810 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) [2022-07-14 16:19:07,810 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 [2022-07-14 16:19:07,812 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 [2022-07-14 16:19:07,818 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,818 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:07,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,819 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:07,819 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:07,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,852 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-07-14 16:19:07,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,854 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) [2022-07-14 16:19:07,854 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 [2022-07-14 16:19:07,856 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 [2022-07-14 16:19:07,862 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,862 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:07,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:07,862 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:07,865 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:07,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:07,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:07,907 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:07,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:07,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:07,909 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) [2022-07-14 16:19:07,916 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 [2022-07-14 16:19:07,927 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:07,927 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:07,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:07,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:07,927 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-14 16:19:07,927 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:07,937 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 [2022-07-14 16:19:08,835 INFO L401 nArgumentSynthesizer]: We have 256 Motzkin's Theorem applications. [2022-07-14 16:19:08,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:13,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:13,885 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 [2022-07-14 16:19:13,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:13,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:13,887 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) [2022-07-14 16:19:13,889 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 [2022-07-14 16:19:13,892 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 [2022-07-14 16:19:13,899 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:13,899 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:13,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:13,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:13,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:13,899 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:13,900 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:13,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:13,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:13,917 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 [2022-07-14 16:19:13,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:13,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:13,918 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) [2022-07-14 16:19:13,918 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 [2022-07-14 16:19:13,920 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 [2022-07-14 16:19:13,926 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:13,926 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:13,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:13,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:13,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:13,926 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:13,928 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:13,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:13,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:13,946 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:13,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:13,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:13,947 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) [2022-07-14 16:19:13,948 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 [2022-07-14 16:19:13,950 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 [2022-07-14 16:19:13,956 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:13,956 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:13,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:13,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:13,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:13,956 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:13,957 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:13,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:13,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:13,976 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 [2022-07-14 16:19:13,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:13,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:13,977 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) [2022-07-14 16:19:13,977 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 [2022-07-14 16:19:13,979 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 [2022-07-14 16:19:13,985 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:13,986 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:13,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:13,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:13,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:13,986 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:13,986 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:13,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:13,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:14,003 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 [2022-07-14 16:19:14,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:14,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:14,004 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) [2022-07-14 16:19:14,006 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 [2022-07-14 16:19:14,006 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 [2022-07-14 16:19:14,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:14,012 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:14,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:14,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:14,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:14,013 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:14,013 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:14,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:14,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:14,034 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 [2022-07-14 16:19:14,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:14,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:14,035 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) [2022-07-14 16:19:14,036 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 [2022-07-14 16:19:14,037 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 [2022-07-14 16:19:14,043 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:14,043 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:14,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:14,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:14,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:14,044 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:14,045 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:14,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:14,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:14,064 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 [2022-07-14 16:19:14,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:14,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:14,065 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) [2022-07-14 16:19:14,066 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 [2022-07-14 16:19:14,067 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 [2022-07-14 16:19:14,074 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:14,074 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:14,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:14,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:14,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:14,074 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:14,075 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:14,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:14,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:14,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:14,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:14,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:14,094 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) [2022-07-14 16:19:14,094 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 [2022-07-14 16:19:14,096 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 [2022-07-14 16:19:14,102 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:14,102 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-14 16:19:14,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:14,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:14,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:14,102 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:14,104 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:14,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:14,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:14,123 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 [2022-07-14 16:19:14,123 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-07-14 16:19:14,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:14,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:14,124 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) [2022-07-14 16:19:14,125 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 [2022-07-14 16:19:14,126 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 [2022-07-14 16:19:14,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:14,132 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:14,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:14,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:14,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:14,133 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:14,134 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:14,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:14,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:14,156 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:14,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:14,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:14,157 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) [2022-07-14 16:19:14,158 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 [2022-07-14 16:19:14,159 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 [2022-07-14 16:19:14,165 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:14,166 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:14,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:14,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:14,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:14,166 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:14,168 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:14,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:14,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:14,188 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 [2022-07-14 16:19:14,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:14,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:14,189 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) [2022-07-14 16:19:14,189 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 [2022-07-14 16:19:14,191 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 [2022-07-14 16:19:14,197 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:14,197 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:14,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:14,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:14,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:14,198 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:14,199 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:14,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:14,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:14,223 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2022-07-14 16:19:14,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:14,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:14,225 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) [2022-07-14 16:19:14,225 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 [2022-07-14 16:19:14,227 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 [2022-07-14 16:19:14,233 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:14,233 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:14,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:14,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:14,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:14,233 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:14,234 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:14,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:14,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:14,252 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 [2022-07-14 16:19:14,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:14,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:14,253 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) [2022-07-14 16:19:14,254 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 [2022-07-14 16:19:14,255 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 [2022-07-14 16:19:14,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:14,262 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:14,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:14,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:14,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:14,262 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:14,263 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:14,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:14,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:14,280 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 [2022-07-14 16:19:14,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:14,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:14,282 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) [2022-07-14 16:19:14,282 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 [2022-07-14 16:19:14,283 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 [2022-07-14 16:19:14,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:14,289 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:14,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:14,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:14,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:14,290 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:14,290 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:14,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:14,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:14,308 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:14,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:14,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:14,309 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) [2022-07-14 16:19:14,310 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 [2022-07-14 16:19:14,311 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 [2022-07-14 16:19:14,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:14,317 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:14,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:14,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:14,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:14,318 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:14,320 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:14,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:14,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:14,342 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:14,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:14,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:14,343 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) [2022-07-14 16:19:14,344 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 [2022-07-14 16:19:14,345 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 [2022-07-14 16:19:14,354 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:14,354 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:14,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:14,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:14,354 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-14 16:19:14,354 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:15,459 INFO L401 nArgumentSynthesizer]: We have 320 Motzkin's Theorem applications. [2022-07-14 16:19:15,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:21,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:21,770 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 [2022-07-14 16:19:21,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:21,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:21,772 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) [2022-07-14 16:19:21,772 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 [2022-07-14 16:19:21,773 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 [2022-07-14 16:19:21,779 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:21,779 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:21,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:21,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:21,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:21,780 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:21,781 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:21,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:21,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:21,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2022-07-14 16:19:21,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:21,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:21,800 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) [2022-07-14 16:19:21,800 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 [2022-07-14 16:19:21,801 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 [2022-07-14 16:19:21,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:21,808 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:21,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:21,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:21,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:21,808 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:21,810 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:21,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:21,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:21,830 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 [2022-07-14 16:19:21,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:21,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:21,832 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) [2022-07-14 16:19:21,832 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 [2022-07-14 16:19:21,833 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 [2022-07-14 16:19:21,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:21,840 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:21,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:21,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:21,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:21,840 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:21,842 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:21,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:21,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:21,862 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2022-07-14 16:19:21,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:21,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:21,863 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) [2022-07-14 16:19:21,864 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 [2022-07-14 16:19:21,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 16:19:21,871 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:21,871 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:21,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:21,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:21,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:21,872 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:21,873 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:21,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:21,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:21,917 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2022-07-14 16:19:21,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:21,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:21,918 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) [2022-07-14 16:19:21,923 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 [2022-07-14 16:19:21,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:21,931 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:21,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:21,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:21,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:21,932 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:21,933 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:21,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:21,937 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 [2022-07-14 16:19:21,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:21,952 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 [2022-07-14 16:19:21,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:21,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:21,954 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) [2022-07-14 16:19:21,956 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 [2022-07-14 16:19:21,957 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 [2022-07-14 16:19:21,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:21,963 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:21,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:21,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:21,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:21,963 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:21,966 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:21,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:21,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:21,986 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 [2022-07-14 16:19:21,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:21,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:21,988 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) [2022-07-14 16:19:21,988 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 [2022-07-14 16:19:21,989 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 [2022-07-14 16:19:21,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:21,997 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:21,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:21,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:21,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:21,997 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:21,998 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:21,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:22,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:22,019 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 [2022-07-14 16:19:22,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:22,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:22,020 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) [2022-07-14 16:19:22,021 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 [2022-07-14 16:19:22,022 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 [2022-07-14 16:19:22,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:22,029 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:22,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:22,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:22,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:22,029 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-14 16:19:22,031 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-14 16:19:22,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:22,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:22,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:22,053 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-07-14 16:19:22,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:22,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:22,054 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) [2022-07-14 16:19:22,055 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 [2022-07-14 16:19:22,056 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 [2022-07-14 16:19:22,062 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:22,062 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:22,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:22,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:22,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:22,062 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:22,064 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:22,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:22,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:22,081 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 [2022-07-14 16:19:22,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:22,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:22,082 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) [2022-07-14 16:19:22,083 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 [2022-07-14 16:19:22,084 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 [2022-07-14 16:19:22,090 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:22,090 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:22,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:22,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:22,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:22,090 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:22,092 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:22,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:22,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:22,111 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 [2022-07-14 16:19:22,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:22,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:22,112 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) [2022-07-14 16:19:22,112 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 [2022-07-14 16:19:22,114 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 [2022-07-14 16:19:22,120 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:22,120 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:22,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:22,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:22,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:22,120 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:22,122 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:22,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:22,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:22,139 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 [2022-07-14 16:19:22,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:22,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:22,140 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) [2022-07-14 16:19:22,140 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 [2022-07-14 16:19:22,142 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 [2022-07-14 16:19:22,148 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:22,148 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:22,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:22,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:22,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:22,149 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:22,149 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:22,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:22,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:22,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:22,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:22,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:22,167 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) [2022-07-14 16:19:22,167 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 [2022-07-14 16:19:22,169 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 [2022-07-14 16:19:22,175 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:22,175 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:22,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:22,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:22,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:22,175 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:22,176 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:22,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:22,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:22,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:22,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:22,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:22,194 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) [2022-07-14 16:19:22,194 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 [2022-07-14 16:19:22,196 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 [2022-07-14 16:19:22,201 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:22,201 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:22,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:22,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:22,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:22,202 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:22,202 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:22,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:22,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:22,219 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 [2022-07-14 16:19:22,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:22,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:22,220 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) [2022-07-14 16:19:22,221 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 [2022-07-14 16:19:22,222 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 [2022-07-14 16:19:22,228 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:22,228 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:22,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:22,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:22,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:22,228 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:22,229 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:22,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:22,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:22,247 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2022-07-14 16:19:22,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:22,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:22,249 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) [2022-07-14 16:19:22,250 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 [2022-07-14 16:19:22,251 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 [2022-07-14 16:19:22,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:22,258 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:22,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:22,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:22,259 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-14 16:19:22,259 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:23,039 INFO L401 nArgumentSynthesizer]: We have 256 Motzkin's Theorem applications. [2022-07-14 16:19:23,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,099 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2022-07-14 16:19:25,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,101 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) [2022-07-14 16:19:25,101 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 [2022-07-14 16:19:25,103 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 [2022-07-14 16:19:25,108 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,109 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:25,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,109 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:25,109 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:25,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,126 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 [2022-07-14 16:19:25,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,127 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) [2022-07-14 16:19:25,128 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 [2022-07-14 16:19:25,129 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 [2022-07-14 16:19:25,135 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,135 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:25,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,136 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:25,137 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:25,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:25,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,156 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) [2022-07-14 16:19:25,156 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 [2022-07-14 16:19:25,158 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 [2022-07-14 16:19:25,163 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,163 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:25,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,164 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:25,165 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:25,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,183 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 [2022-07-14 16:19:25,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,184 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) [2022-07-14 16:19:25,185 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 [2022-07-14 16:19:25,186 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 [2022-07-14 16:19:25,192 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,192 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:25,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,193 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:25,193 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:25,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,209 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 [2022-07-14 16:19:25,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,211 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) [2022-07-14 16:19:25,213 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 [2022-07-14 16:19:25,213 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 [2022-07-14 16:19:25,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,219 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:25,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,220 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:25,220 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:25,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2022-07-14 16:19:25,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,238 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) [2022-07-14 16:19:25,239 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 [2022-07-14 16:19:25,240 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 [2022-07-14 16:19:25,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,246 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:25,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,246 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:25,247 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:25,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,265 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 [2022-07-14 16:19:25,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,266 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) [2022-07-14 16:19:25,267 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 [2022-07-14 16:19:25,269 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 [2022-07-14 16:19:25,274 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,275 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:25,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,275 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:25,276 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:25,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,293 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 [2022-07-14 16:19:25,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,294 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) [2022-07-14 16:19:25,295 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 [2022-07-14 16:19:25,296 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 [2022-07-14 16:19:25,303 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,303 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-14 16:19:25,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,304 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-14 16:19:25,305 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 16:19:25,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,323 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 [2022-07-14 16:19:25,324 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-07-14 16:19:25,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,325 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) [2022-07-14 16:19:25,325 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 [2022-07-14 16:19:25,327 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 [2022-07-14 16:19:25,333 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,333 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:25,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,333 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:25,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:25,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,355 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 [2022-07-14 16:19:25,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,356 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) [2022-07-14 16:19:25,356 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 [2022-07-14 16:19:25,359 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 [2022-07-14 16:19:25,365 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,365 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:25,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,365 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:25,367 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:25,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,386 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 [2022-07-14 16:19:25,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,388 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) [2022-07-14 16:19:25,388 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 [2022-07-14 16:19:25,390 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 [2022-07-14 16:19:25,395 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,396 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:25,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,396 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:25,397 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:25,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,415 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 [2022-07-14 16:19:25,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,417 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) [2022-07-14 16:19:25,417 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 [2022-07-14 16:19:25,419 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 [2022-07-14 16:19:25,424 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,425 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:25,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,425 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:25,425 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:25,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,443 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 [2022-07-14 16:19:25,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,444 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) [2022-07-14 16:19:25,445 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 [2022-07-14 16:19:25,446 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 [2022-07-14 16:19:25,452 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,452 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:25,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,452 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:25,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:25,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,470 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 [2022-07-14 16:19:25,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,471 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) [2022-07-14 16:19:25,472 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 [2022-07-14 16:19:25,473 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 [2022-07-14 16:19:25,479 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,479 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:25,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,479 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:25,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:25,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,497 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 [2022-07-14 16:19:25,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,498 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) [2022-07-14 16:19:25,499 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 [2022-07-14 16:19:25,500 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 [2022-07-14 16:19:25,506 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,506 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:25,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:25,506 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:25,508 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:25,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:25,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:25,527 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 [2022-07-14 16:19:25,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:25,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:25,529 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) [2022-07-14 16:19:25,529 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 [2022-07-14 16:19:25,531 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 [2022-07-14 16:19:25,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:25,539 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:25,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:25,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:25,539 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-14 16:19:25,540 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:26,609 INFO L401 nArgumentSynthesizer]: We have 384 Motzkin's Theorem applications. [2022-07-14 16:19:26,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:31,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:31,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:31,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:31,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:31,263 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) [2022-07-14 16:19:31,264 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 [2022-07-14 16:19:31,265 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 [2022-07-14 16:19:31,271 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:31,271 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:31,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:31,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:31,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:31,272 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:31,272 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:31,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:31,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:31,290 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2022-07-14 16:19:31,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:31,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:31,291 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) [2022-07-14 16:19:31,292 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 [2022-07-14 16:19:31,293 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 [2022-07-14 16:19:31,299 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:31,299 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:31,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:31,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:31,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:31,300 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:31,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:31,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:31,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:31,324 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2022-07-14 16:19:31,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:31,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:31,325 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) [2022-07-14 16:19:31,326 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 [2022-07-14 16:19:31,327 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 [2022-07-14 16:19:31,333 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:31,333 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:31,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:31,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:31,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:31,334 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:31,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:31,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:31,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:31,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2022-07-14 16:19:31,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:31,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:31,356 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) [2022-07-14 16:19:31,357 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 [2022-07-14 16:19:31,358 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 [2022-07-14 16:19:31,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:31,364 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:31,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:31,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:31,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:31,364 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:31,365 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:31,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:31,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:31,383 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 [2022-07-14 16:19:31,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:31,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:31,384 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) [2022-07-14 16:19:31,385 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 [2022-07-14 16:19:31,386 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 [2022-07-14 16:19:31,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:31,392 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:31,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:31,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:31,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:31,393 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:31,393 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:31,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:31,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:31,411 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 [2022-07-14 16:19:31,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:31,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:31,412 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) [2022-07-14 16:19:31,414 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 [2022-07-14 16:19:31,414 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 [2022-07-14 16:19:31,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:31,420 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:31,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:31,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:31,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:31,421 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:31,422 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:31,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:31,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:31,442 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 [2022-07-14 16:19:31,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:31,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:31,443 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) [2022-07-14 16:19:31,444 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 [2022-07-14 16:19:31,445 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 [2022-07-14 16:19:31,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:31,451 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:31,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:31,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:31,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:31,452 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:31,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:31,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:31,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:31,470 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 [2022-07-14 16:19:31,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:31,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 16:19:31,472 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) [2022-07-14 16:19:31,472 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 [2022-07-14 16:19:31,474 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 [2022-07-14 16:19:31,480 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-14 16:19:31,480 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-14 16:19:31,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 16:19:31,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 16:19:31,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 16:19:31,480 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-14 16:19:31,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 16:19:31,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 16:19:31,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 16:19:31,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2022-07-14 16:19:31,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:31,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 16:19:31,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 16:19:31,504 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) [2022-07-14 16:19:31,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:31,518 INFO L93 Difference]: Finished difference Result 217 states and 307 transitions. [2022-07-14 16:19:31,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 16:19:31,519 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 217 states and 307 transitions. [2022-07-14 16:19:31,521 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 180 [2022-07-14 16:19:31,522 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 217 states to 217 states and 307 transitions. [2022-07-14 16:19:31,522 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 217 [2022-07-14 16:19:31,522 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 217 [2022-07-14 16:19:31,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 217 states and 307 transitions. [2022-07-14 16:19:31,523 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:31,523 INFO L369 hiAutomatonCegarLoop]: Abstraction has 217 states and 307 transitions. [2022-07-14 16:19:31,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states and 307 transitions. [2022-07-14 16:19:31,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2022-07-14 16:19:31,534 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) [2022-07-14 16:19:31,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 307 transitions. [2022-07-14 16:19:31,535 INFO L392 hiAutomatonCegarLoop]: Abstraction has 217 states and 307 transitions. [2022-07-14 16:19:31,535 INFO L374 stractBuchiCegarLoop]: Abstraction has 217 states and 307 transitions. [2022-07-14 16:19:31,535 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-14 16:19:31,535 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 217 states and 307 transitions. [2022-07-14 16:19:31,536 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 180 [2022-07-14 16:19:31,536 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:31,537 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:31,538 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] [2022-07-14 16:19:31,538 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] [2022-07-14 16:19:31,538 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 [2022-07-14 16:19:31,538 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 [2022-07-14 16:19:31,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:31,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 4 times [2022-07-14 16:19:31,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:31,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160241797] [2022-07-14 16:19:31,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:31,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:31,554 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:19:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:31,581 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:19:31,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:31,588 INFO L85 PathProgramCache]: Analyzing trace with hash -502903507, now seen corresponding path program 1 times [2022-07-14 16:19:31,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:31,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824753716] [2022-07-14 16:19:31,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:31,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:31,674 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:31,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:31,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824753716] [2022-07-14 16:19:31,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824753716] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:31,674 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:31,675 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:31,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641605542] [2022-07-14 16:19:31,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:31,675 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:31,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:31,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 16:19:31,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 16:19:31,676 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) [2022-07-14 16:19:31,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:31,686 INFO L93 Difference]: Finished difference Result 325 states and 462 transitions. [2022-07-14 16:19:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 16:19:31,687 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 325 states and 462 transitions. [2022-07-14 16:19:31,689 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 288 [2022-07-14 16:19:31,691 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 325 states to 325 states and 462 transitions. [2022-07-14 16:19:31,691 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 325 [2022-07-14 16:19:31,692 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 325 [2022-07-14 16:19:31,692 INFO L73 IsDeterministic]: Start isDeterministic. Operand 325 states and 462 transitions. [2022-07-14 16:19:31,692 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:31,692 INFO L369 hiAutomatonCegarLoop]: Abstraction has 325 states and 462 transitions. [2022-07-14 16:19:31,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states and 462 transitions. [2022-07-14 16:19:31,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 301. [2022-07-14 16:19:31,704 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) [2022-07-14 16:19:31,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 430 transitions. [2022-07-14 16:19:31,706 INFO L392 hiAutomatonCegarLoop]: Abstraction has 301 states and 430 transitions. [2022-07-14 16:19:31,706 INFO L374 stractBuchiCegarLoop]: Abstraction has 301 states and 430 transitions. [2022-07-14 16:19:31,706 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-14 16:19:31,706 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 301 states and 430 transitions. [2022-07-14 16:19:31,708 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 264 [2022-07-14 16:19:31,708 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:31,708 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:31,709 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] [2022-07-14 16:19:31,709 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] [2022-07-14 16:19:31,709 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 [2022-07-14 16:19:31,710 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 [2022-07-14 16:19:31,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:31,710 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 5 times [2022-07-14 16:19:31,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:31,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828959288] [2022-07-14 16:19:31,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:31,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:31,720 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:19:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:31,731 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:19:31,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:31,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1582311271, now seen corresponding path program 1 times [2022-07-14 16:19:31,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:31,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921992963] [2022-07-14 16:19:31,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:31,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:31,822 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:31,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:31,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921992963] [2022-07-14 16:19:31,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921992963] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:31,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:31,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:31,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369667483] [2022-07-14 16:19:31,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:31,823 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:31,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:31,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 16:19:31,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 16:19:31,824 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) [2022-07-14 16:19:31,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:31,848 INFO L93 Difference]: Finished difference Result 447 states and 644 transitions. [2022-07-14 16:19:31,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 16:19:31,849 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 447 states and 644 transitions. [2022-07-14 16:19:31,852 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 408 [2022-07-14 16:19:31,855 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 447 states to 445 states and 642 transitions. [2022-07-14 16:19:31,855 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 445 [2022-07-14 16:19:31,856 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 445 [2022-07-14 16:19:31,856 INFO L73 IsDeterministic]: Start isDeterministic. Operand 445 states and 642 transitions. [2022-07-14 16:19:31,856 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:31,857 INFO L369 hiAutomatonCegarLoop]: Abstraction has 445 states and 642 transitions. [2022-07-14 16:19:31,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states and 642 transitions. [2022-07-14 16:19:31,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 389. [2022-07-14 16:19:31,867 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) [2022-07-14 16:19:31,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 561 transitions. [2022-07-14 16:19:31,869 INFO L392 hiAutomatonCegarLoop]: Abstraction has 389 states and 561 transitions. [2022-07-14 16:19:31,869 INFO L374 stractBuchiCegarLoop]: Abstraction has 389 states and 561 transitions. [2022-07-14 16:19:31,869 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-14 16:19:31,869 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 389 states and 561 transitions. [2022-07-14 16:19:31,871 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 352 [2022-07-14 16:19:31,871 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:31,871 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:31,872 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] [2022-07-14 16:19:31,872 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] [2022-07-14 16:19:31,873 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 [2022-07-14 16:19:31,873 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 [2022-07-14 16:19:31,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:31,873 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 6 times [2022-07-14 16:19:31,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:31,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329311534] [2022-07-14 16:19:31,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:31,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:31,887 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:19:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:31,899 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:19:31,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:31,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1856066086, now seen corresponding path program 1 times [2022-07-14 16:19:31,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:31,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270509838] [2022-07-14 16:19:31,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:31,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:31,924 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:31,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:31,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270509838] [2022-07-14 16:19:31,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270509838] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:31,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:31,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:31,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437731289] [2022-07-14 16:19:31,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:31,926 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:31,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:31,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 16:19:31,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 16:19:31,927 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) [2022-07-14 16:19:31,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:31,948 INFO L93 Difference]: Finished difference Result 391 states and 555 transitions. [2022-07-14 16:19:31,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 16:19:31,949 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 391 states and 555 transitions. [2022-07-14 16:19:31,952 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 354 [2022-07-14 16:19:31,954 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 391 states to 391 states and 555 transitions. [2022-07-14 16:19:31,954 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 391 [2022-07-14 16:19:31,954 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 391 [2022-07-14 16:19:31,954 INFO L73 IsDeterministic]: Start isDeterministic. Operand 391 states and 555 transitions. [2022-07-14 16:19:31,955 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:31,955 INFO L369 hiAutomatonCegarLoop]: Abstraction has 391 states and 555 transitions. [2022-07-14 16:19:31,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states and 555 transitions. [2022-07-14 16:19:31,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 389. [2022-07-14 16:19:31,961 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) [2022-07-14 16:19:31,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 553 transitions. [2022-07-14 16:19:31,963 INFO L392 hiAutomatonCegarLoop]: Abstraction has 389 states and 553 transitions. [2022-07-14 16:19:31,963 INFO L374 stractBuchiCegarLoop]: Abstraction has 389 states and 553 transitions. [2022-07-14 16:19:31,963 INFO L287 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-14 16:19:31,963 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 389 states and 553 transitions. [2022-07-14 16:19:31,965 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 352 [2022-07-14 16:19:31,965 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:31,965 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:31,966 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] [2022-07-14 16:19:31,966 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] [2022-07-14 16:19:31,966 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 [2022-07-14 16:19:31,966 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 [2022-07-14 16:19:31,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:31,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 7 times [2022-07-14 16:19:31,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:31,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597052119] [2022-07-14 16:19:31,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:31,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:31,975 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:19:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:31,986 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:19:31,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:31,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1431591666, now seen corresponding path program 1 times [2022-07-14 16:19:31,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:31,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996284781] [2022-07-14 16:19:31,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:31,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:32,026 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:32,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:32,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996284781] [2022-07-14 16:19:32,027 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996284781] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:32,027 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:32,027 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:32,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464166560] [2022-07-14 16:19:32,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:32,028 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:32,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:32,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 16:19:32,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 16:19:32,029 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) [2022-07-14 16:19:32,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:32,041 INFO L93 Difference]: Finished difference Result 725 states and 1037 transitions. [2022-07-14 16:19:32,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 16:19:32,042 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 725 states and 1037 transitions. [2022-07-14 16:19:32,046 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 688 [2022-07-14 16:19:32,050 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 725 states to 725 states and 1037 transitions. [2022-07-14 16:19:32,050 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 725 [2022-07-14 16:19:32,051 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 725 [2022-07-14 16:19:32,051 INFO L73 IsDeterministic]: Start isDeterministic. Operand 725 states and 1037 transitions. [2022-07-14 16:19:32,052 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:32,052 INFO L369 hiAutomatonCegarLoop]: Abstraction has 725 states and 1037 transitions. [2022-07-14 16:19:32,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states and 1037 transitions. [2022-07-14 16:19:32,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 693. [2022-07-14 16:19:32,062 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) [2022-07-14 16:19:32,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 693 states and 981 transitions. [2022-07-14 16:19:32,064 INFO L392 hiAutomatonCegarLoop]: Abstraction has 693 states and 981 transitions. [2022-07-14 16:19:32,064 INFO L374 stractBuchiCegarLoop]: Abstraction has 693 states and 981 transitions. [2022-07-14 16:19:32,064 INFO L287 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-14 16:19:32,064 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 693 states and 981 transitions. [2022-07-14 16:19:32,067 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 656 [2022-07-14 16:19:32,067 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:32,067 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:32,068 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] [2022-07-14 16:19:32,069 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] [2022-07-14 16:19:32,069 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 [2022-07-14 16:19:32,069 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 [2022-07-14 16:19:32,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:32,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 8 times [2022-07-14 16:19:32,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:32,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046407256] [2022-07-14 16:19:32,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:32,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:32,078 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:19:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:32,088 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:19:32,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:32,089 INFO L85 PathProgramCache]: Analyzing trace with hash -809256674, now seen corresponding path program 1 times [2022-07-14 16:19:32,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:32,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261355372] [2022-07-14 16:19:32,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:32,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:32,137 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:32,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:32,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261355372] [2022-07-14 16:19:32,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261355372] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:32,140 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:32,140 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:32,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788974539] [2022-07-14 16:19:32,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:32,141 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:32,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:32,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 16:19:32,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 16:19:32,142 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) [2022-07-14 16:19:32,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:32,157 INFO L93 Difference]: Finished difference Result 1317 states and 1861 transitions. [2022-07-14 16:19:32,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 16:19:32,158 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1317 states and 1861 transitions. [2022-07-14 16:19:32,165 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1280 [2022-07-14 16:19:32,172 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1317 states to 1317 states and 1861 transitions. [2022-07-14 16:19:32,172 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1317 [2022-07-14 16:19:32,173 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1317 [2022-07-14 16:19:32,173 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1317 states and 1861 transitions. [2022-07-14 16:19:32,175 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:32,175 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1317 states and 1861 transitions. [2022-07-14 16:19:32,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1317 states and 1861 transitions. [2022-07-14 16:19:32,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1317 to 1253. [2022-07-14 16:19:32,192 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) [2022-07-14 16:19:32,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 1749 transitions. [2022-07-14 16:19:32,195 INFO L392 hiAutomatonCegarLoop]: Abstraction has 1253 states and 1749 transitions. [2022-07-14 16:19:32,196 INFO L374 stractBuchiCegarLoop]: Abstraction has 1253 states and 1749 transitions. [2022-07-14 16:19:32,196 INFO L287 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-07-14 16:19:32,196 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1253 states and 1749 transitions. [2022-07-14 16:19:32,201 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1216 [2022-07-14 16:19:32,201 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:32,201 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:32,203 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] [2022-07-14 16:19:32,203 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] [2022-07-14 16:19:32,203 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 [2022-07-14 16:19:32,203 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 [2022-07-14 16:19:32,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:32,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 9 times [2022-07-14 16:19:32,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:32,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499948348] [2022-07-14 16:19:32,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:32,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:32,212 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:19:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:32,222 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:19:32,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:32,223 INFO L85 PathProgramCache]: Analyzing trace with hash -256157838, now seen corresponding path program 1 times [2022-07-14 16:19:32,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:32,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907580216] [2022-07-14 16:19:32,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:32,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:32,266 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:32,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:32,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907580216] [2022-07-14 16:19:32,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907580216] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:32,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:32,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:32,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674181875] [2022-07-14 16:19:32,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:32,268 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:32,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:32,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 16:19:32,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 16:19:32,269 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) [2022-07-14 16:19:32,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:32,287 INFO L93 Difference]: Finished difference Result 2341 states and 3205 transitions. [2022-07-14 16:19:32,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 16:19:32,289 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2341 states and 3205 transitions. [2022-07-14 16:19:32,302 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2304 [2022-07-14 16:19:32,314 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2341 states to 2341 states and 3205 transitions. [2022-07-14 16:19:32,314 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2341 [2022-07-14 16:19:32,316 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2341 [2022-07-14 16:19:32,316 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2341 states and 3205 transitions. [2022-07-14 16:19:32,320 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:32,320 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2341 states and 3205 transitions. [2022-07-14 16:19:32,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2341 states and 3205 transitions. [2022-07-14 16:19:32,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2341 to 2277. [2022-07-14 16:19:32,351 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) [2022-07-14 16:19:32,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 2277 states and 3109 transitions. [2022-07-14 16:19:32,357 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2277 states and 3109 transitions. [2022-07-14 16:19:32,357 INFO L374 stractBuchiCegarLoop]: Abstraction has 2277 states and 3109 transitions. [2022-07-14 16:19:32,357 INFO L287 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-07-14 16:19:32,357 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2277 states and 3109 transitions. [2022-07-14 16:19:32,367 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-14 16:19:32,367 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:32,367 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:32,370 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] [2022-07-14 16:19:32,370 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] [2022-07-14 16:19:32,370 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 [2022-07-14 16:19:32,370 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 [2022-07-14 16:19:32,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:32,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 10 times [2022-07-14 16:19:32,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:32,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966073281] [2022-07-14 16:19:32,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:32,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:32,381 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:19:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:32,398 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:19:32,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:32,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1842760132, now seen corresponding path program 1 times [2022-07-14 16:19:32,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:32,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901873552] [2022-07-14 16:19:32,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:32,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:32,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:32,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901873552] [2022-07-14 16:19:32,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901873552] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:32,461 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:32,461 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:32,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043414020] [2022-07-14 16:19:32,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:32,462 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:32,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:32,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 16:19:32,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 16:19:32,463 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) [2022-07-14 16:19:32,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:32,483 INFO L93 Difference]: Finished difference Result 2327 states and 3152 transitions. [2022-07-14 16:19:32,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 16:19:32,484 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2327 states and 3152 transitions. [2022-07-14 16:19:32,498 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-14 16:19:32,510 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2327 states to 2327 states and 3152 transitions. [2022-07-14 16:19:32,510 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2327 [2022-07-14 16:19:32,512 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2327 [2022-07-14 16:19:32,512 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2327 states and 3152 transitions. [2022-07-14 16:19:32,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:32,516 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2327 states and 3152 transitions. [2022-07-14 16:19:32,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2327 states and 3152 transitions. [2022-07-14 16:19:32,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2327 to 2319. [2022-07-14 16:19:32,547 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) [2022-07-14 16:19:32,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 2319 states and 3140 transitions. [2022-07-14 16:19:32,553 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2319 states and 3140 transitions. [2022-07-14 16:19:32,553 INFO L374 stractBuchiCegarLoop]: Abstraction has 2319 states and 3140 transitions. [2022-07-14 16:19:32,553 INFO L287 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-07-14 16:19:32,553 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2319 states and 3140 transitions. [2022-07-14 16:19:32,562 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-14 16:19:32,563 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:32,563 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:32,564 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] [2022-07-14 16:19:32,564 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] [2022-07-14 16:19:32,565 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 [2022-07-14 16:19:32,565 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 [2022-07-14 16:19:32,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:32,566 INFO L85 PathProgramCache]: Analyzing trace with hash -83467672, now seen corresponding path program 1 times [2022-07-14 16:19:32,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:32,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235682316] [2022-07-14 16:19:32,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:32,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:32,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:32,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:32,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:32,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235682316] [2022-07-14 16:19:32,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235682316] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:32,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:32,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:32,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830085568] [2022-07-14 16:19:32,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:32,589 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 16:19:32,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:32,590 INFO L85 PathProgramCache]: Analyzing trace with hash -606545230, now seen corresponding path program 1 times [2022-07-14 16:19:32,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:32,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558384300] [2022-07-14 16:19:32,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:32,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:32,624 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:32,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:32,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558384300] [2022-07-14 16:19:32,625 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558384300] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:32,625 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:32,625 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:32,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4596805] [2022-07-14 16:19:32,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:32,626 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:32,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:32,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 16:19:32,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 16:19:32,626 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) [2022-07-14 16:19:32,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:32,643 INFO L93 Difference]: Finished difference Result 2307 states and 3118 transitions. [2022-07-14 16:19:32,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 16:19:32,644 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2307 states and 3118 transitions. [2022-07-14 16:19:32,656 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-14 16:19:32,666 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2307 states to 2307 states and 3118 transitions. [2022-07-14 16:19:32,666 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2307 [2022-07-14 16:19:32,668 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2307 [2022-07-14 16:19:32,668 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2307 states and 3118 transitions. [2022-07-14 16:19:32,671 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:32,671 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3118 transitions. [2022-07-14 16:19:32,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states and 3118 transitions. [2022-07-14 16:19:32,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-07-14 16:19:32,702 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) [2022-07-14 16:19:32,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3118 transitions. [2022-07-14 16:19:32,709 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3118 transitions. [2022-07-14 16:19:32,709 INFO L374 stractBuchiCegarLoop]: Abstraction has 2307 states and 3118 transitions. [2022-07-14 16:19:32,709 INFO L287 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-07-14 16:19:32,709 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2307 states and 3118 transitions. [2022-07-14 16:19:32,716 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-14 16:19:32,716 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:32,716 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:32,718 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] [2022-07-14 16:19:32,718 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] [2022-07-14 16:19:32,718 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 [2022-07-14 16:19:32,718 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 [2022-07-14 16:19:32,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:32,719 INFO L85 PathProgramCache]: Analyzing trace with hash -64720484, now seen corresponding path program 1 times [2022-07-14 16:19:32,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:32,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653702852] [2022-07-14 16:19:32,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:32,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:32,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:32,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:32,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653702852] [2022-07-14 16:19:32,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653702852] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:32,757 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:32,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 16:19:32,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663001464] [2022-07-14 16:19:32,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:32,758 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 16:19:32,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:32,758 INFO L85 PathProgramCache]: Analyzing trace with hash -605926434, now seen corresponding path program 2 times [2022-07-14 16:19:32,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:32,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908576398] [2022-07-14 16:19:32,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:32,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:32,791 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:32,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:32,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908576398] [2022-07-14 16:19:32,792 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908576398] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:32,792 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:32,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:32,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111261081] [2022-07-14 16:19:32,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:32,793 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:32,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:32,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 16:19:32,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-14 16:19:32,794 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) [2022-07-14 16:19:32,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:32,901 INFO L93 Difference]: Finished difference Result 2307 states and 3085 transitions. [2022-07-14 16:19:32,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 16:19:32,902 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2307 states and 3085 transitions. [2022-07-14 16:19:32,910 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-14 16:19:32,919 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2307 states to 2307 states and 3085 transitions. [2022-07-14 16:19:32,919 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2307 [2022-07-14 16:19:32,921 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2307 [2022-07-14 16:19:32,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2307 states and 3085 transitions. [2022-07-14 16:19:32,924 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:32,924 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3085 transitions. [2022-07-14 16:19:32,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states and 3085 transitions. [2022-07-14 16:19:32,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-07-14 16:19:32,953 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) [2022-07-14 16:19:32,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3085 transitions. [2022-07-14 16:19:32,959 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3085 transitions. [2022-07-14 16:19:32,959 INFO L374 stractBuchiCegarLoop]: Abstraction has 2307 states and 3085 transitions. [2022-07-14 16:19:32,959 INFO L287 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-07-14 16:19:32,960 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2307 states and 3085 transitions. [2022-07-14 16:19:32,966 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-14 16:19:32,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:32,966 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:32,968 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] [2022-07-14 16:19:32,968 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] [2022-07-14 16:19:32,968 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 [2022-07-14 16:19:32,968 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 [2022-07-14 16:19:32,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:32,969 INFO L85 PathProgramCache]: Analyzing trace with hash -322885922, now seen corresponding path program 1 times [2022-07-14 16:19:32,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:32,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028262078] [2022-07-14 16:19:32,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:32,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:33,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:33,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:33,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028262078] [2022-07-14 16:19:33,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028262078] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:33,008 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:33,008 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 16:19:33,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342973164] [2022-07-14 16:19:33,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:33,009 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 16:19:33,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:33,009 INFO L85 PathProgramCache]: Analyzing trace with hash -605926434, now seen corresponding path program 3 times [2022-07-14 16:19:33,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:33,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504679795] [2022-07-14 16:19:33,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:33,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:33,042 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:33,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:33,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504679795] [2022-07-14 16:19:33,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504679795] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:33,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:33,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:33,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916726140] [2022-07-14 16:19:33,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:33,044 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:33,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:33,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 16:19:33,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-14 16:19:33,045 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) [2022-07-14 16:19:33,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:33,173 INFO L93 Difference]: Finished difference Result 2307 states and 3051 transitions. [2022-07-14 16:19:33,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 16:19:33,174 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2307 states and 3051 transitions. [2022-07-14 16:19:33,184 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-14 16:19:33,194 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2307 states to 2307 states and 3051 transitions. [2022-07-14 16:19:33,195 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2307 [2022-07-14 16:19:33,196 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2307 [2022-07-14 16:19:33,196 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2307 states and 3051 transitions. [2022-07-14 16:19:33,199 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:33,199 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3051 transitions. [2022-07-14 16:19:33,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states and 3051 transitions. [2022-07-14 16:19:33,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-07-14 16:19:33,235 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) [2022-07-14 16:19:33,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3051 transitions. [2022-07-14 16:19:33,242 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3051 transitions. [2022-07-14 16:19:33,242 INFO L374 stractBuchiCegarLoop]: Abstraction has 2307 states and 3051 transitions. [2022-07-14 16:19:33,242 INFO L287 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-07-14 16:19:33,242 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2307 states and 3051 transitions. [2022-07-14 16:19:33,248 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-14 16:19:33,248 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:33,248 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:33,250 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] [2022-07-14 16:19:33,250 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] [2022-07-14 16:19:33,250 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 [2022-07-14 16:19:33,251 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 [2022-07-14 16:19:33,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:33,251 INFO L85 PathProgramCache]: Analyzing trace with hash 486460704, now seen corresponding path program 1 times [2022-07-14 16:19:33,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:33,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692037757] [2022-07-14 16:19:33,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:33,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:33,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:33,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:33,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692037757] [2022-07-14 16:19:33,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692037757] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:33,293 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:33,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 16:19:33,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51019532] [2022-07-14 16:19:33,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:33,294 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 16:19:33,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:33,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1876841576, now seen corresponding path program 1 times [2022-07-14 16:19:33,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:33,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163226567] [2022-07-14 16:19:33,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:33,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:33,332 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:33,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:33,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163226567] [2022-07-14 16:19:33,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163226567] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:33,333 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:33,333 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:33,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186595994] [2022-07-14 16:19:33,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:33,334 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:33,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:33,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 16:19:33,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-14 16:19:33,335 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) [2022-07-14 16:19:33,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:33,431 INFO L93 Difference]: Finished difference Result 2307 states and 3017 transitions. [2022-07-14 16:19:33,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 16:19:33,432 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2307 states and 3017 transitions. [2022-07-14 16:19:33,441 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-14 16:19:33,450 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2307 states to 2307 states and 3017 transitions. [2022-07-14 16:19:33,450 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2307 [2022-07-14 16:19:33,452 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2307 [2022-07-14 16:19:33,452 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2307 states and 3017 transitions. [2022-07-14 16:19:33,455 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:33,455 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3017 transitions. [2022-07-14 16:19:33,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states and 3017 transitions. [2022-07-14 16:19:33,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-07-14 16:19:33,486 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) [2022-07-14 16:19:33,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3017 transitions. [2022-07-14 16:19:33,492 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3017 transitions. [2022-07-14 16:19:33,492 INFO L374 stractBuchiCegarLoop]: Abstraction has 2307 states and 3017 transitions. [2022-07-14 16:19:33,492 INFO L287 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-07-14 16:19:33,492 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2307 states and 3017 transitions. [2022-07-14 16:19:33,498 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-14 16:19:33,498 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:33,498 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:33,500 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] [2022-07-14 16:19:33,500 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] [2022-07-14 16:19:33,500 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 [2022-07-14 16:19:33,500 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 [2022-07-14 16:19:33,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:33,501 INFO L85 PathProgramCache]: Analyzing trace with hash 486401122, now seen corresponding path program 1 times [2022-07-14 16:19:33,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:33,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83136750] [2022-07-14 16:19:33,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:33,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:33,516 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:19:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:33,531 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:19:33,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:33,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1894910386, now seen corresponding path program 1 times [2022-07-14 16:19:33,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:33,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454806824] [2022-07-14 16:19:33,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:33,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:33,569 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:33,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:33,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454806824] [2022-07-14 16:19:33,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454806824] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:33,570 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:33,570 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:33,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425387111] [2022-07-14 16:19:33,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:33,570 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:33,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:33,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 16:19:33,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 16:19:33,571 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) [2022-07-14 16:19:33,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:33,589 INFO L93 Difference]: Finished difference Result 2335 states and 3029 transitions. [2022-07-14 16:19:33,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 16:19:33,590 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2335 states and 3029 transitions. [2022-07-14 16:19:33,598 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2240 [2022-07-14 16:19:33,607 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2335 states to 2335 states and 3029 transitions. [2022-07-14 16:19:33,608 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2335 [2022-07-14 16:19:33,609 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2335 [2022-07-14 16:19:33,609 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2335 states and 3029 transitions. [2022-07-14 16:19:33,613 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:33,613 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2335 states and 3029 transitions. [2022-07-14 16:19:33,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2335 states and 3029 transitions. [2022-07-14 16:19:33,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2335 to 2327. [2022-07-14 16:19:33,642 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) [2022-07-14 16:19:33,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 2327 states and 3017 transitions. [2022-07-14 16:19:33,647 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2327 states and 3017 transitions. [2022-07-14 16:19:33,648 INFO L374 stractBuchiCegarLoop]: Abstraction has 2327 states and 3017 transitions. [2022-07-14 16:19:33,648 INFO L287 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-07-14 16:19:33,648 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2327 states and 3017 transitions. [2022-07-14 16:19:33,653 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2240 [2022-07-14 16:19:33,653 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:33,653 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:33,654 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] [2022-07-14 16:19:33,654 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] [2022-07-14 16:19:33,655 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 [2022-07-14 16:19:33,655 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 [2022-07-14 16:19:33,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:33,656 INFO L85 PathProgramCache]: Analyzing trace with hash -378464037, now seen corresponding path program 1 times [2022-07-14 16:19:33,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:33,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670133332] [2022-07-14 16:19:33,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:33,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:33,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:33,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:33,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670133332] [2022-07-14 16:19:33,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670133332] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:33,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:33,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 16:19:33,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730031072] [2022-07-14 16:19:33,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:33,696 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 16:19:33,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:33,696 INFO L85 PathProgramCache]: Analyzing trace with hash -442427426, now seen corresponding path program 4 times [2022-07-14 16:19:33,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:33,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065103550] [2022-07-14 16:19:33,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:33,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 16:19:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 16:19:33,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 16:19:33,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065103550] [2022-07-14 16:19:33,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065103550] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 16:19:33,728 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 16:19:33,728 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 16:19:33,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518996274] [2022-07-14 16:19:33,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 16:19:33,728 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 16:19:33,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 16:19:33,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 16:19:33,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-14 16:19:33,729 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) [2022-07-14 16:19:33,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 16:19:33,813 INFO L93 Difference]: Finished difference Result 2327 states and 2983 transitions. [2022-07-14 16:19:33,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 16:19:33,814 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2327 states and 2983 transitions. [2022-07-14 16:19:33,821 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2240 [2022-07-14 16:19:33,828 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2327 states to 2327 states and 2983 transitions. [2022-07-14 16:19:33,828 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2327 [2022-07-14 16:19:33,830 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2327 [2022-07-14 16:19:33,830 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2327 states and 2983 transitions. [2022-07-14 16:19:33,833 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 16:19:33,833 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2327 states and 2983 transitions. [2022-07-14 16:19:33,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2327 states and 2983 transitions. [2022-07-14 16:19:33,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2327 to 2327. [2022-07-14 16:19:33,860 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) [2022-07-14 16:19:33,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 2327 states and 2983 transitions. [2022-07-14 16:19:33,865 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2327 states and 2983 transitions. [2022-07-14 16:19:33,865 INFO L374 stractBuchiCegarLoop]: Abstraction has 2327 states and 2983 transitions. [2022-07-14 16:19:33,865 INFO L287 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-07-14 16:19:33,865 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2327 states and 2983 transitions. [2022-07-14 16:19:33,870 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2240 [2022-07-14 16:19:33,871 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 16:19:33,871 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 16:19:33,872 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] [2022-07-14 16:19:33,872 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] [2022-07-14 16:19:33,872 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 [2022-07-14 16:19:33,872 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 [2022-07-14 16:19:33,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:33,873 INFO L85 PathProgramCache]: Analyzing trace with hash -378523619, now seen corresponding path program 1 times [2022-07-14 16:19:33,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:33,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002156878] [2022-07-14 16:19:33,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:33,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:33,884 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:19:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:33,899 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:19:33,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:33,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1766476948, now seen corresponding path program 1 times [2022-07-14 16:19:33,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:33,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323739650] [2022-07-14 16:19:33,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:33,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:33,911 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:19:33,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:33,925 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:19:33,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 16:19:33,926 INFO L85 PathProgramCache]: Analyzing trace with hash 2108689072, now seen corresponding path program 1 times [2022-07-14 16:19:33,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 16:19:33,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93595144] [2022-07-14 16:19:33,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 16:19:33,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 16:19:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:33,982 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 16:19:34,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 16:19:34,057 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 16:19:35,940 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 16:19:35,940 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 16:19:35,940 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 16:19:35,940 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 16:19:35,940 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 16:19:35,940 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 16:19:35,940 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 16:19:35,940 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 16:19:35,940 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.ufo.UNBOUNDED.pals.c_Iteration18_Loop [2022-07-14 16:19:35,940 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 16:19:35,940 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 16:19:35,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:36,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 16:19:37,024 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2022-07-14 16:19:37,307 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 7776 conjuctions. This might take some time... [2022-07-14 16:19:50,251 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 7776 conjuctions.