./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e19ca921 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_STARTPALS_Triplicated.1.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 7f4008cf19548475d4a1b90b2fc9651e21c073e156065e130bea6b81023185c5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 20:31:10,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 20:31:10,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 20:31:10,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 20:31:10,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 20:31:10,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 20:31:10,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 20:31:10,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 20:31:10,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 20:31:10,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 20:31:10,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 20:31:10,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 20:31:10,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 20:31:10,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 20:31:10,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 20:31:10,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 20:31:10,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 20:31:10,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 20:31:10,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 20:31:10,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 20:31:10,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 20:31:10,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 20:31:10,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 20:31:10,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 20:31:10,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 20:31:10,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 20:31:10,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 20:31:10,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 20:31:10,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 20:31:10,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 20:31:10,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 20:31:10,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 20:31:10,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 20:31:10,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 20:31:10,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 20:31:10,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 20:31:10,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 20:31:10,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 20:31:10,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 20:31:10,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 20:31:10,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 20:31:10,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-22 20:31:10,505 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 20:31:10,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 20:31:10,506 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 20:31:10,507 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 20:31:10,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 20:31:10,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 20:31:10,508 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 20:31:10,508 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-22 20:31:10,509 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-22 20:31:10,509 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-22 20:31:10,509 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-22 20:31:10,510 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-22 20:31:10,510 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-22 20:31:10,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 20:31:10,510 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-22 20:31:10,510 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 20:31:10,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 20:31:10,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-22 20:31:10,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 20:31:10,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-22 20:31:10,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-22 20:31:10,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-22 20:31:10,512 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-22 20:31:10,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 20:31:10,512 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-22 20:31:10,512 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 20:31:10,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-22 20:31:10,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 20:31:10,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 20:31:10,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 20:31:10,513 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 20:31:10,513 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 20:31:10,514 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-22 20:31:10,514 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f4008cf19548475d4a1b90b2fc9651e21c073e156065e130bea6b81023185c5 [2021-12-22 20:31:10,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 20:31:10,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 20:31:10,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 20:31:10,760 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 20:31:10,760 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 20:31:10,761 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c [2021-12-22 20:31:10,824 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/236a09cd0/0d440cfa90da47a986c3e461fbc65652/FLAG769582959 [2021-12-22 20:31:11,210 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 20:31:11,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c [2021-12-22 20:31:11,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/236a09cd0/0d440cfa90da47a986c3e461fbc65652/FLAG769582959 [2021-12-22 20:31:11,605 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/236a09cd0/0d440cfa90da47a986c3e461fbc65652 [2021-12-22 20:31:11,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 20:31:11,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 20:31:11,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 20:31:11,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 20:31:11,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 20:31:11,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 08:31:11" (1/1) ... [2021-12-22 20:31:11,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8371a73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11, skipping insertion in model container [2021-12-22 20:31:11,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 08:31:11" (1/1) ... [2021-12-22 20:31:11,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 20:31:11,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 20:31:11,840 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_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c[12020,12033] [2021-12-22 20:31:11,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 20:31:11,848 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 20:31:11,916 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_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c[12020,12033] [2021-12-22 20:31:11,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 20:31:11,938 INFO L208 MainTranslator]: Completed translation [2021-12-22 20:31:11,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11 WrapperNode [2021-12-22 20:31:11,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 20:31:11,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 20:31:11,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 20:31:11,942 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 20:31:11,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11" (1/1) ... [2021-12-22 20:31:11,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11" (1/1) ... [2021-12-22 20:31:12,023 INFO L137 Inliner]: procedures = 28, calls = 51, calls flagged for inlining = 46, calls inlined = 89, statements flattened = 1579 [2021-12-22 20:31:12,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 20:31:12,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 20:31:12,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 20:31:12,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 20:31:12,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11" (1/1) ... [2021-12-22 20:31:12,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11" (1/1) ... [2021-12-22 20:31:12,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11" (1/1) ... [2021-12-22 20:31:12,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11" (1/1) ... [2021-12-22 20:31:12,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11" (1/1) ... [2021-12-22 20:31:12,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11" (1/1) ... [2021-12-22 20:31:12,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11" (1/1) ... [2021-12-22 20:31:12,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 20:31:12,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 20:31:12,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 20:31:12,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 20:31:12,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11" (1/1) ... [2021-12-22 20:31:12,093 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:12,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:12,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:12,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-22 20:31:12,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 20:31:12,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 20:31:12,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 20:31:12,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 20:31:12,341 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 20:31:12,342 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 20:31:13,282 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 20:31:13,298 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 20:31:13,300 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-12-22 20:31:13,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 08:31:13 BoogieIcfgContainer [2021-12-22 20:31:13,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 20:31:13,304 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-22 20:31:13,305 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-22 20:31:13,307 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-22 20:31:13,308 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 20:31:13,308 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.12 08:31:11" (1/3) ... [2021-12-22 20:31:13,309 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62e0adfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.12 08:31:13, skipping insertion in model container [2021-12-22 20:31:13,309 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 20:31:13,309 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:31:11" (2/3) ... [2021-12-22 20:31:13,310 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62e0adfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.12 08:31:13, skipping insertion in model container [2021-12-22 20:31:13,310 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 20:31:13,310 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 08:31:13" (3/3) ... [2021-12-22 20:31:13,311 INFO L388 chiAutomizerObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c [2021-12-22 20:31:13,362 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-22 20:31:13,362 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-22 20:31:13,362 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-22 20:31:13,362 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-22 20:31:13,362 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-22 20:31:13,362 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-22 20:31:13,362 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-22 20:31:13,362 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-22 20:31:13,384 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 497 states, 496 states have (on average 1.7016129032258065) internal successors, (844), 496 states have internal predecessors, (844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:13,425 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 476 [2021-12-22 20:31:13,425 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:13,425 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:13,432 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-22 20:31:13,432 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-22 20:31:13,432 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-22 20:31:13,434 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 497 states, 496 states have (on average 1.7016129032258065) internal successors, (844), 496 states have internal predecessors, (844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:13,452 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 476 [2021-12-22 20:31:13,453 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:13,453 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:13,453 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-22 20:31:13,454 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-22 20:31:13,474 INFO L791 eck$LassoCheckResult]: Stem: 489#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 414#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 346#L74-2true [2021-12-22 20:31:13,474 INFO L793 eck$LassoCheckResult]: Loop: 346#L74-2true assume !!(add_history_type_~var~0#1 < 3); 439#L75true assume !(0 == add_history_type_~history_id#1); 244#L81true assume !(1 == add_history_type_~history_id#1); 299#L87true assume !(2 == add_history_type_~history_id#1); 280#L93true assume !(3 == add_history_type_~history_id#1); 83#L93-2true add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 346#L74-2true [2021-12-22 20:31:13,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:13,479 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-22 20:31:13,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:13,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364631031] [2021-12-22 20:31:13,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:13,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:13,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:31:13,574 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:31:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:31:13,625 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:31:13,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:13,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1278004263, now seen corresponding path program 1 times [2021-12-22 20:31:13,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:13,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48560197] [2021-12-22 20:31:13,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:13,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:31:13,645 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:31:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:31:13,655 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:31:13,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:13,656 INFO L85 PathProgramCache]: Analyzing trace with hash 358053481, now seen corresponding path program 1 times [2021-12-22 20:31:13,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:13,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809909982] [2021-12-22 20:31:13,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:13,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:13,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:13,774 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:13,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809909982] [2021-12-22 20:31:13,775 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809909982] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:13,775 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:13,775 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:31:13,776 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739488176] [2021-12-22 20:31:13,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:13,845 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:31:13,845 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:31:13,845 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:31:13,845 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:31:13,846 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-22 20:31:13,846 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:13,846 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:31:13,846 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:31:13,846 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c_Iteration1_Loop [2021-12-22 20:31:13,846 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:31:13,846 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:31:13,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:13,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:13,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:13,972 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:31:13,974 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-22 20:31:13,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:13,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:13,983 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:13,990 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:13,990 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:13,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-22 20:31:14,019 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:14,019 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_~history_id#1=7} Honda state: {ULTIMATE.start_add_history_type_~history_id#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:14,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:14,047 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:14,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:14,049 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:14,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-22 20:31:14,059 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:14,059 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:14,080 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:14,081 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Honda state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:14,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:14,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:14,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:14,111 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:14,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-22 20:31:14,114 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:14,114 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:14,163 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 [2021-12-22 20:31:14,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:14,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:14,166 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:14,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-22 20:31:14,171 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-22 20:31:14,173 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:14,220 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-22 20:31:14,227 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:14,228 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:31:14,228 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:31:14,228 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:31:14,228 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:31:14,228 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 20:31:14,228 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:14,228 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:31:14,228 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:31:14,228 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c_Iteration1_Loop [2021-12-22 20:31:14,229 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:31:14,229 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:31:14,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:14,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:14,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:14,333 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:31:14,336 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 20:31:14,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:14,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:14,339 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:14,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-22 20:31:14,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:31:14,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:31:14,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:31:14,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:31:14,351 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-22 20:31:14,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:31:14,353 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:31:14,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:31:14,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:31:14,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:14,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:14,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:14,397 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:14,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-22 20:31:14,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:31:14,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:31:14,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:31:14,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:31:14,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:31:14,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:31:14,408 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:31:14,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:31:14,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:31:14,462 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:14,462 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:14,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:14,464 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:14,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:31:14,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:31:14,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:31:14,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:31:14,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:31:14,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:31:14,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:31:14,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:31:14,482 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-22 20:31:14,491 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-22 20:31:14,494 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-22 20:31:14,495 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-22 20:31:14,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:14,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:14,498 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:14,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-22 20:31:14,541 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-22 20:31:14,541 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-22 20:31:14,541 INFO L513 LassoAnalysis]: Proved termination. [2021-12-22 20:31:14,542 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 5 Supporting invariants [] [2021-12-22 20:31:14,568 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:14,571 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-22 20:31:14,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:14,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:14,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 20:31:14,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:31:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:14,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 20:31:14,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:31:14,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:14,753 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-22 20:31:14,756 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 497 states, 496 states have (on average 1.7016129032258065) internal successors, (844), 496 states have internal predecessors, (844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:14,930 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 497 states, 496 states have (on average 1.7016129032258065) internal successors, (844), 496 states have internal predecessors, (844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2075 states and 3423 transitions. Complement of second has 8 states. [2021-12-22 20:31:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-22 20:31:14,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:14,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1795 transitions. [2021-12-22 20:31:14,942 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1795 transitions. Stem has 2 letters. Loop has 6 letters. [2021-12-22 20:31:14,943 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:31:14,943 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1795 transitions. Stem has 8 letters. Loop has 6 letters. [2021-12-22 20:31:14,943 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:31:14,944 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1795 transitions. Stem has 2 letters. Loop has 12 letters. [2021-12-22 20:31:14,944 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:31:14,944 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2075 states and 3423 transitions. [2021-12-22 20:31:14,969 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 882 [2021-12-22 20:31:14,985 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2075 states to 1010 states and 1658 transitions. [2021-12-22 20:31:14,986 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 956 [2021-12-22 20:31:14,989 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 958 [2021-12-22 20:31:14,990 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1010 states and 1658 transitions. [2021-12-22 20:31:14,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:14,995 INFO L681 BuchiCegarLoop]: Abstraction has 1010 states and 1658 transitions. [2021-12-22 20:31:15,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states and 1658 transitions. [2021-12-22 20:31:15,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 774. [2021-12-22 20:31:15,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 774 states, 774 states have (on average 1.6589147286821706) internal successors, (1284), 773 states have internal predecessors, (1284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:15,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 774 states and 1284 transitions. [2021-12-22 20:31:15,084 INFO L704 BuchiCegarLoop]: Abstraction has 774 states and 1284 transitions. [2021-12-22 20:31:15,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:15,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:31:15,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:31:15,091 INFO L87 Difference]: Start difference. First operand 774 states and 1284 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:15,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:15,160 INFO L93 Difference]: Finished difference Result 975 states and 1535 transitions. [2021-12-22 20:31:15,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:31:15,161 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 975 states and 1535 transitions. [2021-12-22 20:31:15,172 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 858 [2021-12-22 20:31:15,180 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 975 states to 921 states and 1481 transitions. [2021-12-22 20:31:15,180 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 905 [2021-12-22 20:31:15,182 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 905 [2021-12-22 20:31:15,185 INFO L73 IsDeterministic]: Start isDeterministic. Operand 921 states and 1481 transitions. [2021-12-22 20:31:15,186 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:15,187 INFO L681 BuchiCegarLoop]: Abstraction has 921 states and 1481 transitions. [2021-12-22 20:31:15,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states and 1481 transitions. [2021-12-22 20:31:15,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 444. [2021-12-22 20:31:15,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 444 states, 444 states have (on average 1.6373873873873874) internal successors, (727), 443 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:15,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 727 transitions. [2021-12-22 20:31:15,199 INFO L704 BuchiCegarLoop]: Abstraction has 444 states and 727 transitions. [2021-12-22 20:31:15,200 INFO L587 BuchiCegarLoop]: Abstraction has 444 states and 727 transitions. [2021-12-22 20:31:15,200 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-22 20:31:15,200 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 444 states and 727 transitions. [2021-12-22 20:31:15,205 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 396 [2021-12-22 20:31:15,205 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:15,205 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:15,206 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-22 20:31:15,206 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-22 20:31:15,206 INFO L791 eck$LassoCheckResult]: Stem: 4814#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 4799#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 4768#L74-2 assume !(add_history_type_~var~0#1 < 3); 4769#L74-3 add_history_type_#res#1 := 1; 4663#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 4578#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 4421#L74-6 [2021-12-22 20:31:15,206 INFO L793 eck$LassoCheckResult]: Loop: 4421#L74-6 assume !!(add_history_type_~var~0#1 < 3); 4431#L75-2 assume !(0 == add_history_type_~history_id#1); 4810#L81-2 assume !(1 == add_history_type_~history_id#1); 4379#L87-2 assume !(2 == add_history_type_~history_id#1); 4380#L93-3 assume !(3 == add_history_type_~history_id#1); 4420#L93-5 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 4421#L74-6 [2021-12-22 20:31:15,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:15,207 INFO L85 PathProgramCache]: Analyzing trace with hash 889868154, now seen corresponding path program 1 times [2021-12-22 20:31:15,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:15,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489885913] [2021-12-22 20:31:15,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:15,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:15,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:15,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:15,248 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:15,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489885913] [2021-12-22 20:31:15,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489885913] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:15,248 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:15,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:31:15,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751005076] [2021-12-22 20:31:15,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:15,249 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:15,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:15,250 INFO L85 PathProgramCache]: Analyzing trace with hash 261434407, now seen corresponding path program 1 times [2021-12-22 20:31:15,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:15,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264382717] [2021-12-22 20:31:15,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:15,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:31:15,255 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:31:15,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:31:15,259 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:31:15,287 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:31:15,287 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:31:15,287 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:31:15,288 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:31:15,288 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-22 20:31:15,288 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:15,288 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:31:15,288 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:31:15,288 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c_Iteration2_Loop [2021-12-22 20:31:15,288 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:31:15,288 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:31:15,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:15,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:15,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:15,382 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:31:15,382 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-22 20:31:15,382 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:15,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:15,383 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:15,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-22 20:31:15,387 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:15,387 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:15,408 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:15,408 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_~history_id#1=7} Honda state: {ULTIMATE.start_add_history_type_~history_id#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:15,433 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:15,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:15,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:15,435 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:15,442 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:15,442 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:15,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-22 20:31:15,486 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:15,486 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:15,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:15,487 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:15,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-22 20:31:15,490 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-22 20:31:15,490 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:15,535 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-22 20:31:15,541 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:15,542 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:31:15,542 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:31:15,542 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:31:15,542 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:31:15,542 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 20:31:15,542 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:15,542 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:31:15,542 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:31:15,542 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c_Iteration2_Loop [2021-12-22 20:31:15,542 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:31:15,542 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:31:15,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:15,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:15,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:15,631 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:31:15,631 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 20:31:15,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:15,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:15,633 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:15,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-22 20:31:15,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:31:15,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:31:15,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:31:15,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:31:15,643 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-22 20:31:15,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:31:15,644 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:31:15,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:31:15,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:31:15,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:15,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:15,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:15,685 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:15,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:31:15,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:31:15,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:31:15,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:31:15,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:31:15,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:31:15,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:31:15,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:31:15,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-22 20:31:15,727 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-22 20:31:15,732 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-22 20:31:15,732 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-22 20:31:15,732 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:15,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:15,733 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:15,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-22 20:31:15,737 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-22 20:31:15,737 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-22 20:31:15,737 INFO L513 LassoAnalysis]: Proved termination. [2021-12-22 20:31:15,737 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 5 Supporting invariants [] [2021-12-22 20:31:15,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:15,761 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-22 20:31:15,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:15,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 20:31:15,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:31:15,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:15,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 20:31:15,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:31:15,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:15,916 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-22 20:31:15,916 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 444 states and 727 transitions. cyclomatic complexity: 291 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:15,978 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:16,010 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 444 states and 727 transitions. cyclomatic complexity: 291. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1675 states and 2687 transitions. Complement of second has 7 states. [2021-12-22 20:31:16,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-22 20:31:16,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:16,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1242 transitions. [2021-12-22 20:31:16,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1242 transitions. Stem has 6 letters. Loop has 6 letters. [2021-12-22 20:31:16,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:31:16,014 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1242 transitions. Stem has 12 letters. Loop has 6 letters. [2021-12-22 20:31:16,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:31:16,014 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1242 transitions. Stem has 6 letters. Loop has 12 letters. [2021-12-22 20:31:16,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:31:16,015 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1675 states and 2687 transitions. [2021-12-22 20:31:16,026 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1034 [2021-12-22 20:31:16,033 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1675 states to 1200 states and 1928 transitions. [2021-12-22 20:31:16,033 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1126 [2021-12-22 20:31:16,034 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1129 [2021-12-22 20:31:16,034 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1200 states and 1928 transitions. [2021-12-22 20:31:16,035 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:16,035 INFO L681 BuchiCegarLoop]: Abstraction has 1200 states and 1928 transitions. [2021-12-22 20:31:16,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1200 states and 1928 transitions. [2021-12-22 20:31:16,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1200 to 496. [2021-12-22 20:31:16,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 496 states, 496 states have (on average 1.6370967741935485) internal successors, (812), 495 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:16,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 812 transitions. [2021-12-22 20:31:16,045 INFO L704 BuchiCegarLoop]: Abstraction has 496 states and 812 transitions. [2021-12-22 20:31:16,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:16,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:31:16,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:31:16,046 INFO L87 Difference]: Start difference. First operand 496 states and 812 transitions. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:16,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:16,084 INFO L93 Difference]: Finished difference Result 975 states and 1591 transitions. [2021-12-22 20:31:16,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:31:16,085 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 975 states and 1591 transitions. [2021-12-22 20:31:16,091 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 572 [2021-12-22 20:31:16,097 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 975 states to 975 states and 1591 transitions. [2021-12-22 20:31:16,097 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 837 [2021-12-22 20:31:16,098 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 837 [2021-12-22 20:31:16,098 INFO L73 IsDeterministic]: Start isDeterministic. Operand 975 states and 1591 transitions. [2021-12-22 20:31:16,098 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:16,098 INFO L681 BuchiCegarLoop]: Abstraction has 975 states and 1591 transitions. [2021-12-22 20:31:16,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 975 states and 1591 transitions. [2021-12-22 20:31:16,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 975 to 498. [2021-12-22 20:31:16,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 498 states have (on average 1.6305220883534137) internal successors, (812), 497 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:16,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 812 transitions. [2021-12-22 20:31:16,122 INFO L704 BuchiCegarLoop]: Abstraction has 498 states and 812 transitions. [2021-12-22 20:31:16,122 INFO L587 BuchiCegarLoop]: Abstraction has 498 states and 812 transitions. [2021-12-22 20:31:16,122 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-22 20:31:16,122 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 498 states and 812 transitions. [2021-12-22 20:31:16,124 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 341 [2021-12-22 20:31:16,125 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:16,125 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:16,127 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:16,127 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:16,127 INFO L791 eck$LassoCheckResult]: Stem: 8517#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 8499#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 8462#L74-2 assume !!(add_history_type_~var~0#1 < 3); 8464#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 8508#L129 assume 0 == read_history_bool_~history_id#1; 8137#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 8038#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 8342#L77 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 8343#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 8252#L213 assume 0 == init_~tmp~1#1;init_#res#1 := 0; 8253#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#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; 8141#L37 assume !(0 == assume_abort_if_not_~cond#1); 8142#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 8084#L511-2 [2021-12-22 20:31:16,129 INFO L793 eck$LassoCheckResult]: Loop: 8084#L511-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 8085#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 8180#L194-2 assume { :end_inline_write_history_bool } true; 8374#L348 assume 0 != ~gate1Failed~0 % 256; 8176#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 8177#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 8194#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 8345#L184-2 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 8124#L194-5 assume { :end_inline_write_history_bool } true; 8162#L379 assume 0 != ~gate2Failed~0 % 256; 8331#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 8332#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 8488#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 8043#L184-4 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 8044#L194-8 assume { :end_inline_write_history_bool } true; 8154#L410 assume 0 != ~gate3Failed~0 % 256; 8456#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 8299#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 8300#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 8355#L444 assume ~VALUE1~0 == ~VALUE2~0;voter_~voted_value~0#1 := ~VALUE1~0; 8215#L468-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 8390#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 8320#L169-2 assume { :end_inline_write_history_int8 } true; 8135#L474 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 8136#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 8310#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 8182#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 8183#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 8290#L129-12 assume 0 == read_history_bool_~history_id#1; 8325#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 8059#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 8060#L265 assume !(0 == check_~tmp___3~0#1 % 256); 8131#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 8381#L109-7 assume 3 == read_history_int8_~history_id#1; 8132#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 8133#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 8178#L304 assume !(check_~tmp___10~0#1 > -2); 8255#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 8386#L109-9 assume 3 == read_history_int8_~history_id#1; 8387#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 8295#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 8296#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 8397#L324-1 check_#res#1 := 1; 8130#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#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; 8155#L535-72 assume !(0 == assert_~arg#1 % 256); 8156#L530-36 assume { :end_inline_assert } true; 8084#L511-2 [2021-12-22 20:31:16,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:16,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1422722665, now seen corresponding path program 1 times [2021-12-22 20:31:16,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:16,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997842094] [2021-12-22 20:31:16,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:16,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:16,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:16,159 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:16,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997842094] [2021-12-22 20:31:16,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997842094] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:16,160 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:16,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 20:31:16,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368884609] [2021-12-22 20:31:16,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:16,160 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:16,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:16,161 INFO L85 PathProgramCache]: Analyzing trace with hash 312419608, now seen corresponding path program 1 times [2021-12-22 20:31:16,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:16,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846246952] [2021-12-22 20:31:16,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:16,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:16,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:16,196 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:16,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846246952] [2021-12-22 20:31:16,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846246952] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:16,196 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:16,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:31:16,196 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951843985] [2021-12-22 20:31:16,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:16,197 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:31:16,197 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:16,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 20:31:16,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 20:31:16,198 INFO L87 Difference]: Start difference. First operand 498 states and 812 transitions. cyclomatic complexity: 322 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:16,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:16,228 INFO L93 Difference]: Finished difference Result 500 states and 813 transitions. [2021-12-22 20:31:16,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 20:31:16,229 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 500 states and 813 transitions. [2021-12-22 20:31:16,232 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 341 [2021-12-22 20:31:16,235 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 500 states to 498 states and 808 transitions. [2021-12-22 20:31:16,235 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 427 [2021-12-22 20:31:16,236 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 427 [2021-12-22 20:31:16,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 498 states and 808 transitions. [2021-12-22 20:31:16,236 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:16,236 INFO L681 BuchiCegarLoop]: Abstraction has 498 states and 808 transitions. [2021-12-22 20:31:16,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states and 808 transitions. [2021-12-22 20:31:16,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 498. [2021-12-22 20:31:16,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 498 states have (on average 1.6224899598393574) internal successors, (808), 497 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:16,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 808 transitions. [2021-12-22 20:31:16,244 INFO L704 BuchiCegarLoop]: Abstraction has 498 states and 808 transitions. [2021-12-22 20:31:16,244 INFO L587 BuchiCegarLoop]: Abstraction has 498 states and 808 transitions. [2021-12-22 20:31:16,244 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-22 20:31:16,244 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 498 states and 808 transitions. [2021-12-22 20:31:16,246 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 341 [2021-12-22 20:31:16,246 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:16,246 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:16,247 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:16,247 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-22 20:31:16,247 INFO L791 eck$LassoCheckResult]: Stem: 9524#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 9505#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 9468#L74-2 assume !!(add_history_type_~var~0#1 < 3); 9469#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 9514#L129 assume 0 == read_history_bool_~history_id#1; 9145#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 9046#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 9349#L77 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 9350#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 9260#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 9094#L74-6 assume !!(add_history_type_~var~0#1 < 3); 9096#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 9250#L129-3 assume 0 == read_history_bool_~history_id#1; 9269#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 9233#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 9423#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 9204#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 9287#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 9168#L74-10 assume !!(add_history_type_~var~0#1 < 3); 9169#L75-4 [2021-12-22 20:31:16,248 INFO L793 eck$LassoCheckResult]: Loop: 9169#L75-4 assume !(0 == add_history_type_~history_id#1); 9378#L81-4 assume !(1 == add_history_type_~history_id#1); 9304#L87-4 assume !(2 == add_history_type_~history_id#1); 9220#L93-6 assume !(3 == add_history_type_~history_id#1); 9183#L93-8 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 9528#L74-10 assume !!(add_history_type_~var~0#1 < 3); 9169#L75-4 [2021-12-22 20:31:16,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:16,248 INFO L85 PathProgramCache]: Analyzing trace with hash 576829260, now seen corresponding path program 1 times [2021-12-22 20:31:16,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:16,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371809380] [2021-12-22 20:31:16,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:16,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:16,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:16,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:16,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371809380] [2021-12-22 20:31:16,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371809380] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:16,276 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:16,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 20:31:16,277 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994639362] [2021-12-22 20:31:16,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:16,277 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:16,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:16,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1197341531, now seen corresponding path program 1 times [2021-12-22 20:31:16,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:16,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713260713] [2021-12-22 20:31:16,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:16,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:31:16,282 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:31:16,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:31:16,285 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:31:16,312 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:31:16,312 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:31:16,312 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:31:16,312 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:31:16,312 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-22 20:31:16,312 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:16,312 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:31:16,313 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:31:16,313 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-22 20:31:16,313 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:31:16,313 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:31:16,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:16,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:16,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:16,412 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:31:16,412 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-22 20:31:16,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:16,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:16,413 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:16,418 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:16,418 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:16,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-22 20:31:16,432 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:16,432 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Honda state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:16,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:16,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:16,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:16,448 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) [2021-12-22 20:31:16,449 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 [2021-12-22 20:31:16,450 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:16,450 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:16,465 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:16,465 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_~history_id#1=7} Honda state: {ULTIMATE.start_add_history_type_~history_id#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:16,481 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 [2021-12-22 20:31:16,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:16,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:16,491 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) [2021-12-22 20:31:16,495 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 [2021-12-22 20:31:16,496 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:16,496 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:16,535 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 [2021-12-22 20:31:16,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:16,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:16,536 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:16,542 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-22 20:31:16,542 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:16,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-22 20:31:16,624 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-22 20:31:16,630 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:16,630 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:31:16,630 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:31:16,630 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:31:16,630 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:31:16,630 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 20:31:16,630 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:16,630 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:31:16,631 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:31:16,631 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-22 20:31:16,631 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:31:16,631 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:31:16,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:16,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:16,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:16,722 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:31:16,722 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 20:31:16,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:16,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:16,724 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:16,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:31:16,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:31:16,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:31:16,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:31:16,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:31:16,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:31:16,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:31:16,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:31:16,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-22 20:31:16,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:31:16,788 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:16,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:16,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:16,789 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:16,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:31:16,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:31:16,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:31:16,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:31:16,805 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-22 20:31:16,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:31:16,806 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 20:31:16,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:31:16,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-22 20:31:16,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:31:16,845 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 [2021-12-22 20:31:16,845 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:16,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:16,846 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:16,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:31:16,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:31:16,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:31:16,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:31:16,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:31:16,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:31:16,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:31:16,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:31:16,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-22 20:31:16,875 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-22 20:31:16,878 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-22 20:31:16,879 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-22 20:31:16,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:16,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:16,881 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:16,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-22 20:31:16,883 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-22 20:31:16,883 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-22 20:31:16,883 INFO L513 LassoAnalysis]: Proved termination. [2021-12-22 20:31:16,883 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 3 Supporting invariants [] [2021-12-22 20:31:16,904 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-22 20:31:16,904 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-22 20:31:16,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:16,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 20:31:16,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:31:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:17,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 20:31:17,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:31:17,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:17,065 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-22 20:31:17,066 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 498 states and 808 transitions. cyclomatic complexity: 318 Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:17,090 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 498 states and 808 transitions. cyclomatic complexity: 318. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 559 states and 910 transitions. Complement of second has 7 states. [2021-12-22 20:31:17,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-22 20:31:17,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:17,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 221 transitions. [2021-12-22 20:31:17,092 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 19 letters. Loop has 6 letters. [2021-12-22 20:31:17,092 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:31:17,092 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 25 letters. Loop has 6 letters. [2021-12-22 20:31:17,092 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:31:17,093 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 19 letters. Loop has 12 letters. [2021-12-22 20:31:17,093 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:31:17,093 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 559 states and 910 transitions. [2021-12-22 20:31:17,097 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 286 [2021-12-22 20:31:17,100 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 559 states to 554 states and 901 transitions. [2021-12-22 20:31:17,100 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 426 [2021-12-22 20:31:17,100 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 428 [2021-12-22 20:31:17,100 INFO L73 IsDeterministic]: Start isDeterministic. Operand 554 states and 901 transitions. [2021-12-22 20:31:17,100 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:17,101 INFO L681 BuchiCegarLoop]: Abstraction has 554 states and 901 transitions. [2021-12-22 20:31:17,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states and 901 transitions. [2021-12-22 20:31:17,103 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-22 20:31:17,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 550. [2021-12-22 20:31:17,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 550 states have (on average 1.6309090909090909) internal successors, (897), 549 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:17,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 897 transitions. [2021-12-22 20:31:17,110 INFO L704 BuchiCegarLoop]: Abstraction has 550 states and 897 transitions. [2021-12-22 20:31:17,110 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:17,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 20:31:17,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 20:31:17,110 INFO L87 Difference]: Start difference. First operand 550 states and 897 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:17,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:17,150 INFO L93 Difference]: Finished difference Result 792 states and 1275 transitions. [2021-12-22 20:31:17,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 20:31:17,151 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 792 states and 1275 transitions. [2021-12-22 20:31:17,155 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 517 [2021-12-22 20:31:17,159 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 792 states to 776 states and 1249 transitions. [2021-12-22 20:31:17,160 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 650 [2021-12-22 20:31:17,160 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 650 [2021-12-22 20:31:17,160 INFO L73 IsDeterministic]: Start isDeterministic. Operand 776 states and 1249 transitions. [2021-12-22 20:31:17,161 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:17,161 INFO L681 BuchiCegarLoop]: Abstraction has 776 states and 1249 transitions. [2021-12-22 20:31:17,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 776 states and 1249 transitions. [2021-12-22 20:31:17,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 776 to 536. [2021-12-22 20:31:17,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 536 states have (on average 1.626865671641791) internal successors, (872), 535 states have internal predecessors, (872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:17,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 872 transitions. [2021-12-22 20:31:17,169 INFO L704 BuchiCegarLoop]: Abstraction has 536 states and 872 transitions. [2021-12-22 20:31:17,170 INFO L587 BuchiCegarLoop]: Abstraction has 536 states and 872 transitions. [2021-12-22 20:31:17,170 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-22 20:31:17,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 536 states and 872 transitions. [2021-12-22 20:31:17,172 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 286 [2021-12-22 20:31:17,172 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:17,172 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:17,173 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:17,173 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-22 20:31:17,173 INFO L791 eck$LassoCheckResult]: Stem: 12061#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 12044#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 12000#L74-2 assume !!(add_history_type_~var~0#1 < 3); 12001#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 12053#L129 assume 0 == read_history_bool_~history_id#1; 11649#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 11546#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 11883#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 11708#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 11709#L74-2 assume !(add_history_type_~var~0#1 < 3); 12002#L74-3 add_history_type_#res#1 := 1; 12062#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 11775#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 11594#L74-6 assume !!(add_history_type_~var~0#1 < 3); 11596#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 11765#L129-3 assume 0 == read_history_bool_~history_id#1; 11785#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 11747#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 11953#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 11713#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 11807#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 11670#L74-10 assume !!(add_history_type_~var~0#1 < 3); 11671#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 11834#L129-6 assume 0 == read_history_bool_~history_id#1; 11835#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 11611#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 11841#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 11686#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 11978#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 11950#L74-14 assume !!(add_history_type_~var~0#1 < 3); 11951#L75-6 [2021-12-22 20:31:17,174 INFO L793 eck$LassoCheckResult]: Loop: 11951#L75-6 assume !(0 == add_history_type_~history_id#1); 12040#L81-6 assume !(1 == add_history_type_~history_id#1); 11564#L87-6 assume !(2 == add_history_type_~history_id#1); 11565#L93-9 assume !(3 == add_history_type_~history_id#1); 11657#L93-11 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 12063#L74-14 assume !!(add_history_type_~var~0#1 < 3); 11951#L75-6 [2021-12-22 20:31:17,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:17,174 INFO L85 PathProgramCache]: Analyzing trace with hash -2009806385, now seen corresponding path program 1 times [2021-12-22 20:31:17,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:17,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792352532] [2021-12-22 20:31:17,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:17,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:17,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:17,202 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:17,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792352532] [2021-12-22 20:31:17,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792352532] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 20:31:17,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [573112239] [2021-12-22 20:31:17,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:17,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 20:31:17,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:17,204 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 20:31:17,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-12-22 20:31:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:17,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-22 20:31:17,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:31:17,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:17,350 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 20:31:17,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:17,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [573112239] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 20:31:17,421 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 20:31:17,422 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-22 20:31:17,422 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302437043] [2021-12-22 20:31:17,425 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 20:31:17,426 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:17,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:17,426 INFO L85 PathProgramCache]: Analyzing trace with hash 180771675, now seen corresponding path program 1 times [2021-12-22 20:31:17,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:17,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437660943] [2021-12-22 20:31:17,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:17,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:31:17,433 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:31:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:31:17,436 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:31:17,466 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:31:17,466 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:31:17,467 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:31:17,467 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:31:17,467 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-22 20:31:17,467 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:17,467 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:31:17,467 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:31:17,467 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c_Iteration5_Loop [2021-12-22 20:31:17,467 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:31:17,467 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:31:17,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:17,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:17,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:17,551 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:31:17,551 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-22 20:31:17,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:17,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:17,556 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:17,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-22 20:31:17,558 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:17,558 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:17,604 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:17,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:17,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:17,607 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:17,612 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-22 20:31:17,612 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:17,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-22 20:31:17,671 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-22 20:31:17,675 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:17,675 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:31:17,675 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:31:17,675 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:31:17,675 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:31:17,675 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 20:31:17,675 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:17,676 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:31:17,676 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:31:17,676 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c_Iteration5_Loop [2021-12-22 20:31:17,676 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:31:17,676 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:31:17,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:17,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:17,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:17,774 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:31:17,775 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 20:31:17,775 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:17,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:17,776 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:17,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:31:17,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:31:17,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:31:17,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:31:17,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:31:17,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:31:17,793 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:31:17,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:31:17,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-22 20:31:17,804 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-22 20:31:17,806 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-22 20:31:17,806 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-22 20:31:17,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:17,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:17,807 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:17,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-22 20:31:17,809 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-22 20:31:17,809 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-22 20:31:17,809 INFO L513 LassoAnalysis]: Proved termination. [2021-12-22 20:31:17,809 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 3 Supporting invariants [] [2021-12-22 20:31:17,824 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-22 20:31:17,825 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-22 20:31:17,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:17,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 20:31:17,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:31:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:17,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 20:31:17,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:31:17,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:17,980 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-22 20:31:17,980 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 536 states and 872 transitions. cyclomatic complexity: 344 Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,023 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 536 states and 872 transitions. cyclomatic complexity: 344. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1299 states and 2089 transitions. Complement of second has 6 states. [2021-12-22 20:31:18,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-22 20:31:18,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1058 transitions. [2021-12-22 20:31:18,025 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1058 transitions. Stem has 30 letters. Loop has 6 letters. [2021-12-22 20:31:18,026 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:31:18,026 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1058 transitions. Stem has 36 letters. Loop has 6 letters. [2021-12-22 20:31:18,026 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:31:18,026 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1058 transitions. Stem has 30 letters. Loop has 12 letters. [2021-12-22 20:31:18,027 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:31:18,027 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1299 states and 2089 transitions. [2021-12-22 20:31:18,034 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 462 [2021-12-22 20:31:18,038 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1299 states to 826 states and 1336 transitions. [2021-12-22 20:31:18,038 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 643 [2021-12-22 20:31:18,039 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 645 [2021-12-22 20:31:18,039 INFO L73 IsDeterministic]: Start isDeterministic. Operand 826 states and 1336 transitions. [2021-12-22 20:31:18,039 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:18,039 INFO L681 BuchiCegarLoop]: Abstraction has 826 states and 1336 transitions. [2021-12-22 20:31:18,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states and 1336 transitions. [2021-12-22 20:31:18,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 588. [2021-12-22 20:31:18,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 588 states, 588 states have (on average 1.6343537414965987) internal successors, (961), 587 states have internal predecessors, (961), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 961 transitions. [2021-12-22 20:31:18,049 INFO L704 BuchiCegarLoop]: Abstraction has 588 states and 961 transitions. [2021-12-22 20:31:18,049 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:18,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 20:31:18,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-22 20:31:18,050 INFO L87 Difference]: Start difference. First operand 588 states and 961 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:18,156 INFO L93 Difference]: Finished difference Result 1970 states and 3194 transitions. [2021-12-22 20:31:18,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 20:31:18,157 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1970 states and 3194 transitions. [2021-12-22 20:31:18,169 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 924 [2021-12-22 20:31:18,178 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1970 states to 1962 states and 3170 transitions. [2021-12-22 20:31:18,178 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1424 [2021-12-22 20:31:18,179 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1424 [2021-12-22 20:31:18,179 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1962 states and 3170 transitions. [2021-12-22 20:31:18,180 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:18,180 INFO L681 BuchiCegarLoop]: Abstraction has 1962 states and 3170 transitions. [2021-12-22 20:31:18,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1962 states and 3170 transitions. [2021-12-22 20:31:18,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1962 to 937. [2021-12-22 20:31:18,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 937 states, 937 states have (on average 1.6414087513340447) internal successors, (1538), 936 states have internal predecessors, (1538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 937 states and 1538 transitions. [2021-12-22 20:31:18,239 INFO L704 BuchiCegarLoop]: Abstraction has 937 states and 1538 transitions. [2021-12-22 20:31:18,239 INFO L587 BuchiCegarLoop]: Abstraction has 937 states and 1538 transitions. [2021-12-22 20:31:18,239 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-22 20:31:18,239 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 937 states and 1538 transitions. [2021-12-22 20:31:18,243 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 231 [2021-12-22 20:31:18,244 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:18,244 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:18,245 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:18,245 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:18,245 INFO L791 eck$LassoCheckResult]: Stem: 16823#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 16804#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 16755#L74-2 assume !!(add_history_type_~var~0#1 < 3); 16756#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16815#L129 assume 0 == read_history_bool_~history_id#1; 16361#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16246#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16622#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 16426#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 16427#L74-2 assume !!(add_history_type_~var~0#1 < 3); 16757#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16927#L129 assume 0 == read_history_bool_~history_id#1; 16912#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16901#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16900#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 16899#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 16898#L74-2 assume !!(add_history_type_~var~0#1 < 3); 16834#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16897#L129 assume 0 == read_history_bool_~history_id#1; 16890#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16884#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16880#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 16853#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 16833#L74-2 assume !(add_history_type_~var~0#1 < 3); 16825#L74-3 add_history_type_#res#1 := 1; 16824#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 16501#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 16297#L74-6 assume !!(add_history_type_~var~0#1 < 3); 16299#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16489#L129-3 assume 0 == read_history_bool_~history_id#1; 16511#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16468#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16707#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 16431#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 16534#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 16691#L74-10 assume !!(add_history_type_~var~0#1 < 3); 16666#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16568#L129-6 assume 0 == read_history_bool_~history_id#1; 16569#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16314#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16575#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 16405#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 16732#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 16816#L74-14 assume !!(add_history_type_~var~0#1 < 3); 16535#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16539#L129-9 assume 0 == read_history_bool_~history_id#1; 16637#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16323#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16324#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 16369#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 16619#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 16738#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#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; 16363#L37 assume !(0 == assume_abort_if_not_~cond#1); 16364#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 16295#L511-2 [2021-12-22 20:31:18,246 INFO L793 eck$LassoCheckResult]: Loop: 16295#L511-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 16296#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 16412#L194-2 assume { :end_inline_write_history_bool } true; 16656#L348 assume 0 != ~gate1Failed~0 % 256; 16408#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 16409#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 16429#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 16623#L184-2 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 16345#L194-5 assume { :end_inline_write_history_bool } true; 16387#L379 assume 0 != ~gate2Failed~0 % 256; 16611#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 16612#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 16790#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 16249#L184-4 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 16250#L194-8 assume { :end_inline_write_history_bool } true; 16378#L410 assume 0 != ~gate3Failed~0 % 256; 16747#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 16565#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 16566#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 16635#L444 assume ~VALUE1~0 == ~VALUE2~0;voter_~voted_value~0#1 := ~VALUE1~0; 16458#L468-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 16676#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 16596#L169-2 assume { :end_inline_write_history_int8 } true; 16359#L474 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 16360#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 16580#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 16414#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 16415#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16554#L129-12 assume 0 == read_history_bool_~history_id#1; 16602#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16270#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 16271#L265 assume !(0 == check_~tmp___3~0#1 % 256); 16355#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 16665#L109-7 assume 3 == read_history_int8_~history_id#1; 16356#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 16357#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 16410#L304 assume !(check_~tmp___10~0#1 > -2); 16503#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 16673#L109-9 assume 3 == read_history_int8_~history_id#1; 16674#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 16559#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 16560#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 16685#L324-1 check_#res#1 := 1; 16354#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#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; 16379#L535-72 assume !(0 == assert_~arg#1 % 256); 16380#L530-36 assume { :end_inline_assert } true; 16295#L511-2 [2021-12-22 20:31:18,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:18,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 1 times [2021-12-22 20:31:18,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:18,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668449185] [2021-12-22 20:31:18,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:18,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:18,283 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:18,294 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 20:31:18,295 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:18,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668449185] [2021-12-22 20:31:18,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668449185] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:18,295 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:18,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:31:18,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690844905] [2021-12-22 20:31:18,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:18,296 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:18,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:18,296 INFO L85 PathProgramCache]: Analyzing trace with hash 312419608, now seen corresponding path program 2 times [2021-12-22 20:31:18,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:18,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671873128] [2021-12-22 20:31:18,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:18,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:18,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:18,320 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:18,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671873128] [2021-12-22 20:31:18,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671873128] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:18,321 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:18,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:31:18,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297121930] [2021-12-22 20:31:18,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:18,322 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:31:18,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:18,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:31:18,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:31:18,323 INFO L87 Difference]: Start difference. First operand 937 states and 1538 transitions. cyclomatic complexity: 609 Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:18,354 INFO L93 Difference]: Finished difference Result 1137 states and 1858 transitions. [2021-12-22 20:31:18,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:31:18,354 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1137 states and 1858 transitions. [2021-12-22 20:31:18,360 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 431 [2021-12-22 20:31:18,366 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1137 states to 1137 states and 1858 transitions. [2021-12-22 20:31:18,366 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 705 [2021-12-22 20:31:18,366 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 705 [2021-12-22 20:31:18,367 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1137 states and 1858 transitions. [2021-12-22 20:31:18,367 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:18,367 INFO L681 BuchiCegarLoop]: Abstraction has 1137 states and 1858 transitions. [2021-12-22 20:31:18,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1137 states and 1858 transitions. [2021-12-22 20:31:18,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1137 to 934. [2021-12-22 20:31:18,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 934 states, 934 states have (on average 1.640256959314775) internal successors, (1532), 933 states have internal predecessors, (1532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 934 states and 1532 transitions. [2021-12-22 20:31:18,380 INFO L704 BuchiCegarLoop]: Abstraction has 934 states and 1532 transitions. [2021-12-22 20:31:18,380 INFO L587 BuchiCegarLoop]: Abstraction has 934 states and 1532 transitions. [2021-12-22 20:31:18,380 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-22 20:31:18,380 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 934 states and 1532 transitions. [2021-12-22 20:31:18,383 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 228 [2021-12-22 20:31:18,384 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:18,384 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:18,385 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:18,385 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:18,385 INFO L791 eck$LassoCheckResult]: Stem: 18912#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 18889#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 18840#L74-2 assume !!(add_history_type_~var~0#1 < 3); 18841#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18901#L129 assume 0 == read_history_bool_~history_id#1; 18444#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18329#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18706#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 18509#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 18510#L74-2 assume !!(add_history_type_~var~0#1 < 3); 18842#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 19040#L129 assume 0 == read_history_bool_~history_id#1; 19035#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 19030#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 19028#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 19027#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 19026#L74-2 assume !!(add_history_type_~var~0#1 < 3); 18998#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 19022#L129 assume 0 == read_history_bool_~history_id#1; 19018#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 19013#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 19012#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 19004#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 18997#L74-2 assume !(add_history_type_~var~0#1 < 3); 18915#L74-3 add_history_type_#res#1 := 1; 18913#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 18584#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 18380#L74-6 assume !!(add_history_type_~var~0#1 < 3); 18382#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18572#L129-3 assume 0 == read_history_bool_~history_id#1; 18594#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18552#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18792#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 18514#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 18617#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 18777#L74-10 assume !!(add_history_type_~var~0#1 < 3); 18751#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18651#L129-6 assume 0 == read_history_bool_~history_id#1; 18652#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18398#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18659#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 18488#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 18817#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 18903#L74-14 assume !!(add_history_type_~var~0#1 < 3); 18618#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18622#L129-9 assume 0 == read_history_bool_~history_id#1; 18721#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18407#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18408#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 18452#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 18703#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 18823#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#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; 18446#L37 assume !(0 == assume_abort_if_not_~cond#1); 18447#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 18378#L511-2 [2021-12-22 20:31:18,385 INFO L793 eck$LassoCheckResult]: Loop: 18378#L511-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 18379#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 18495#L194-2 assume { :end_inline_write_history_bool } true; 18741#L348 assume 0 != ~gate1Failed~0 % 256; 18491#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 18492#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 18512#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 18707#L184-2 assume !(0 == write_history_bool_~history_id#1); 18428#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 18429#L194-5 assume { :end_inline_write_history_bool } true; 18470#L379 assume 0 != ~gate2Failed~0 % 256; 18695#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 18696#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 18875#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 18332#L184-4 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 18333#L194-8 assume { :end_inline_write_history_bool } true; 18461#L410 assume 0 != ~gate3Failed~0 % 256; 18832#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 18648#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 18649#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 18719#L444 assume ~VALUE1~0 == ~VALUE2~0;voter_~voted_value~0#1 := ~VALUE1~0; 18542#L468-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 18762#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 18681#L169-2 assume { :end_inline_write_history_int8 } true; 18442#L474 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 18443#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 18666#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 18497#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 18498#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18637#L129-12 assume 0 == read_history_bool_~history_id#1; 18687#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18353#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 18354#L265 assume !(0 == check_~tmp___3~0#1 % 256); 18438#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 18750#L109-7 assume 3 == read_history_int8_~history_id#1; 18439#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 18440#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 18493#L304 assume !(check_~tmp___10~0#1 > -2); 18586#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 18757#L109-9 assume 3 == read_history_int8_~history_id#1; 18758#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 18642#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 18643#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 18771#L324-1 check_#res#1 := 1; 18437#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#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; 18462#L535-72 assume !(0 == assert_~arg#1 % 256); 18463#L530-36 assume { :end_inline_assert } true; 18378#L511-2 [2021-12-22 20:31:18,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:18,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 2 times [2021-12-22 20:31:18,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:18,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448435579] [2021-12-22 20:31:18,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:18,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:18,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:18,428 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 20:31:18,429 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:18,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448435579] [2021-12-22 20:31:18,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448435579] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:18,429 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:18,429 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:31:18,429 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241162445] [2021-12-22 20:31:18,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:18,430 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:18,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:18,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1155776674, now seen corresponding path program 1 times [2021-12-22 20:31:18,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:18,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519399577] [2021-12-22 20:31:18,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:18,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:18,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:18,449 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:18,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519399577] [2021-12-22 20:31:18,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519399577] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:18,449 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:18,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:31:18,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610373980] [2021-12-22 20:31:18,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:18,450 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:31:18,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:18,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:31:18,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:31:18,450 INFO L87 Difference]: Start difference. First operand 934 states and 1532 transitions. cyclomatic complexity: 606 Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:18,471 INFO L93 Difference]: Finished difference Result 946 states and 1546 transitions. [2021-12-22 20:31:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:31:18,472 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 946 states and 1546 transitions. [2021-12-22 20:31:18,477 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 239 [2021-12-22 20:31:18,481 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 946 states to 946 states and 1546 transitions. [2021-12-22 20:31:18,481 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 514 [2021-12-22 20:31:18,482 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 514 [2021-12-22 20:31:18,482 INFO L73 IsDeterministic]: Start isDeterministic. Operand 946 states and 1546 transitions. [2021-12-22 20:31:18,482 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:18,482 INFO L681 BuchiCegarLoop]: Abstraction has 946 states and 1546 transitions. [2021-12-22 20:31:18,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 946 states and 1546 transitions. [2021-12-22 20:31:18,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 946 to 932. [2021-12-22 20:31:18,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 1.638412017167382) internal successors, (1527), 931 states have internal predecessors, (1527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1527 transitions. [2021-12-22 20:31:18,495 INFO L704 BuchiCegarLoop]: Abstraction has 932 states and 1527 transitions. [2021-12-22 20:31:18,495 INFO L587 BuchiCegarLoop]: Abstraction has 932 states and 1527 transitions. [2021-12-22 20:31:18,495 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-22 20:31:18,495 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 932 states and 1527 transitions. [2021-12-22 20:31:18,498 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 226 [2021-12-22 20:31:18,498 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:18,498 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:18,499 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:18,499 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:18,500 INFO L791 eck$LassoCheckResult]: Stem: 20785#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 20767#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 20720#L74-2 assume !!(add_history_type_~var~0#1 < 3); 20721#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20777#L129 assume 0 == read_history_bool_~history_id#1; 20332#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20218#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20592#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 20398#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 20399#L74-2 assume !!(add_history_type_~var~0#1 < 3); 20722#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20919#L129 assume 0 == read_history_bool_~history_id#1; 20915#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20910#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20909#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 20908#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 20907#L74-2 assume !!(add_history_type_~var~0#1 < 3); 20790#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20904#L129 assume 0 == read_history_bool_~history_id#1; 20900#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20895#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20894#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 20791#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 20789#L74-2 assume !(add_history_type_~var~0#1 < 3); 20788#L74-3 add_history_type_#res#1 := 1; 20786#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 20472#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 20268#L74-6 assume !!(add_history_type_~var~0#1 < 3); 20270#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20462#L129-3 assume 0 == read_history_bool_~history_id#1; 20482#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20442#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20673#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 20403#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 20505#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 20659#L74-10 assume !!(add_history_type_~var~0#1 < 3); 20636#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20539#L129-6 assume 0 == read_history_bool_~history_id#1; 20540#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20286#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20546#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 20377#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 20698#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 20778#L74-14 assume !!(add_history_type_~var~0#1 < 3); 20506#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20510#L129-9 assume 0 == read_history_bool_~history_id#1; 20607#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20295#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20296#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 20340#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 20589#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 20704#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#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; 20334#L37 assume !(0 == assume_abort_if_not_~cond#1); 20335#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 20266#L511-2 [2021-12-22 20:31:18,500 INFO L793 eck$LassoCheckResult]: Loop: 20266#L511-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 20267#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 20384#L194-2 assume { :end_inline_write_history_bool } true; 20626#L348 assume 0 != ~gate1Failed~0 % 256; 20380#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 20381#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 20401#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 20593#L184-2 assume !(0 == write_history_bool_~history_id#1); 20316#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 20317#L194-5 assume { :end_inline_write_history_bool } true; 20359#L379 assume 0 != ~gate2Failed~0 % 256; 20581#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 20582#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 20754#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 20221#L184-4 assume !(0 == write_history_bool_~history_id#1); 20222#L189-4 assume !(1 == write_history_bool_~history_id#1); 20470#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 20349#L194-8 assume { :end_inline_write_history_bool } true; 20350#L410 assume 0 != ~gate3Failed~0 % 256; 20712#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 20536#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 20537#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 20605#L444 assume ~VALUE1~0 == ~VALUE2~0;voter_~voted_value~0#1 := ~VALUE1~0; 20432#L468-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 20644#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 20566#L169-2 assume { :end_inline_write_history_int8 } true; 20330#L474 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 20331#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 20551#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 20386#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 20387#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20525#L129-12 assume 0 == read_history_bool_~history_id#1; 20573#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20241#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 20242#L265 assume !(0 == check_~tmp___3~0#1 % 256); 20326#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 20635#L109-7 assume 3 == read_history_int8_~history_id#1; 20327#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 20328#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 20382#L304 assume !(check_~tmp___10~0#1 > -2); 20474#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 20641#L109-9 assume 3 == read_history_int8_~history_id#1; 20642#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 20530#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 20531#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 20653#L324-1 check_#res#1 := 1; 20325#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#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; 20351#L535-72 assume !(0 == assert_~arg#1 % 256); 20352#L530-36 assume { :end_inline_assert } true; 20266#L511-2 [2021-12-22 20:31:18,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:18,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 3 times [2021-12-22 20:31:18,500 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:18,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303155486] [2021-12-22 20:31:18,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:18,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:18,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:18,531 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 20:31:18,532 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:18,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303155486] [2021-12-22 20:31:18,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303155486] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:18,532 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:18,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:31:18,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156344655] [2021-12-22 20:31:18,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:18,533 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:18,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:18,533 INFO L85 PathProgramCache]: Analyzing trace with hash -983029145, now seen corresponding path program 1 times [2021-12-22 20:31:18,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:18,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341783503] [2021-12-22 20:31:18,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:18,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:18,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:18,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:18,592 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:18,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341783503] [2021-12-22 20:31:18,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341783503] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:18,592 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:18,592 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:31:18,592 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968331360] [2021-12-22 20:31:18,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:18,593 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:31:18,593 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:18,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:31:18,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:31:18,594 INFO L87 Difference]: Start difference. First operand 932 states and 1527 transitions. cyclomatic complexity: 603 Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:18,614 INFO L93 Difference]: Finished difference Result 1139 states and 1854 transitions. [2021-12-22 20:31:18,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:31:18,615 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1139 states and 1854 transitions. [2021-12-22 20:31:18,621 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 433 [2021-12-22 20:31:18,627 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1139 states to 1139 states and 1854 transitions. [2021-12-22 20:31:18,627 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 707 [2021-12-22 20:31:18,628 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 707 [2021-12-22 20:31:18,628 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1139 states and 1854 transitions. [2021-12-22 20:31:18,628 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:18,628 INFO L681 BuchiCegarLoop]: Abstraction has 1139 states and 1854 transitions. [2021-12-22 20:31:18,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1139 states and 1854 transitions. [2021-12-22 20:31:18,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1139 to 981. [2021-12-22 20:31:18,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 981 states, 981 states have (on average 1.6258919469928643) internal successors, (1595), 980 states have internal predecessors, (1595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 981 states and 1595 transitions. [2021-12-22 20:31:18,644 INFO L704 BuchiCegarLoop]: Abstraction has 981 states and 1595 transitions. [2021-12-22 20:31:18,644 INFO L587 BuchiCegarLoop]: Abstraction has 981 states and 1595 transitions. [2021-12-22 20:31:18,644 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-22 20:31:18,645 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 981 states and 1595 transitions. [2021-12-22 20:31:18,648 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 275 [2021-12-22 20:31:18,648 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:18,648 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:18,649 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:18,649 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:18,650 INFO L791 eck$LassoCheckResult]: Stem: 22899#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 22871#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 22818#L74-2 assume !!(add_history_type_~var~0#1 < 3); 22819#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 23102#L129 assume 0 == read_history_bool_~history_id#1; 23098#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 23094#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22674#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 22478#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 22479#L74-2 assume !!(add_history_type_~var~0#1 < 3); 22820#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22886#L129 assume 0 == read_history_bool_~history_id#1; 22412#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22298#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22856#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 23018#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 23017#L74-2 assume !!(add_history_type_~var~0#1 < 3); 22925#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 23008#L129 assume 0 == read_history_bool_~history_id#1; 23000#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22991#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22946#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 22930#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 22924#L74-2 assume !(add_history_type_~var~0#1 < 3); 22902#L74-3 add_history_type_#res#1 := 1; 22900#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 22551#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 22348#L74-6 assume !!(add_history_type_~var~0#1 < 3); 22350#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22542#L129-3 assume 0 == read_history_bool_~history_id#1; 22561#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22522#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22764#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 22483#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 22585#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 22750#L74-10 assume !!(add_history_type_~var~0#1 < 3); 22723#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22619#L129-6 assume 0 == read_history_bool_~history_id#1; 22620#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22366#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22627#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 22457#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 22790#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 22887#L74-14 assume !!(add_history_type_~var~0#1 < 3); 22586#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22590#L129-9 assume 0 == read_history_bool_~history_id#1; 22689#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22375#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22376#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 22420#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 22671#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 22796#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#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; 22414#L37 assume !(0 == assume_abort_if_not_~cond#1); 22415#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 22346#L511-2 [2021-12-22 20:31:18,650 INFO L793 eck$LassoCheckResult]: Loop: 22346#L511-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 22347#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 22464#L194-2 assume { :end_inline_write_history_bool } true; 22711#L348 assume 0 != ~gate1Failed~0 % 256; 22460#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 22461#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 22742#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 22675#L184-2 assume !(0 == write_history_bool_~history_id#1); 22396#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 22397#L194-5 assume { :end_inline_write_history_bool } true; 22439#L379 assume 0 != ~gate2Failed~0 % 256; 22663#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 22664#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 22857#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 22301#L184-4 assume !(0 == write_history_bool_~history_id#1); 22302#L189-4 assume !(1 == write_history_bool_~history_id#1); 22549#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 22429#L194-8 assume { :end_inline_write_history_bool } true; 22430#L410 assume 0 != ~gate3Failed~0 % 256; 23243#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 22616#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 22617#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 22687#L444 assume ~VALUE1~0 == ~VALUE2~0;voter_~voted_value~0#1 := ~VALUE1~0; 22512#L468-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 22733#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 22713#L169-2 assume { :end_inline_write_history_int8 } true; 22714#L474 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 22633#L252 assume !(0 == ~gate1Failed~0 % 256); 22634#L255 assume 0 == ~gate2Failed~0 % 256;check_~tmp~2#1 := 1; 22746#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 22466#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 22467#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22605#L129-12 assume 0 == read_history_bool_~history_id#1; 22655#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22321#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 22322#L265 assume !(0 == check_~tmp___3~0#1 % 256); 22406#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 22722#L109-7 assume 3 == read_history_int8_~history_id#1; 22407#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 22408#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 22462#L304 assume !(check_~tmp___10~0#1 > -2); 22553#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 22729#L109-9 assume 3 == read_history_int8_~history_id#1; 22730#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 22610#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 22611#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 22743#L324-1 check_#res#1 := 1; 22405#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#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; 22431#L535-72 assume !(0 == assert_~arg#1 % 256); 22432#L530-36 assume { :end_inline_assert } true; 22346#L511-2 [2021-12-22 20:31:18,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:18,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 4 times [2021-12-22 20:31:18,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:18,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606767374] [2021-12-22 20:31:18,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:18,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:18,684 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 20:31:18,684 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:18,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606767374] [2021-12-22 20:31:18,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606767374] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:18,685 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:18,685 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:31:18,685 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126051453] [2021-12-22 20:31:18,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:18,686 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:18,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:18,686 INFO L85 PathProgramCache]: Analyzing trace with hash 578614107, now seen corresponding path program 1 times [2021-12-22 20:31:18,686 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:18,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31061937] [2021-12-22 20:31:18,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:18,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:18,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:18,711 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:18,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31061937] [2021-12-22 20:31:18,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31061937] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:18,712 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:18,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:31:18,712 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922357824] [2021-12-22 20:31:18,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:18,713 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:31:18,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:18,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:31:18,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:31:18,714 INFO L87 Difference]: Start difference. First operand 981 states and 1595 transitions. cyclomatic complexity: 622 Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:18,732 INFO L93 Difference]: Finished difference Result 1227 states and 1979 transitions. [2021-12-22 20:31:18,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:31:18,733 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1227 states and 1979 transitions. [2021-12-22 20:31:18,738 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 521 [2021-12-22 20:31:18,743 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1227 states to 1227 states and 1979 transitions. [2021-12-22 20:31:18,743 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 795 [2021-12-22 20:31:18,744 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 795 [2021-12-22 20:31:18,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1227 states and 1979 transitions. [2021-12-22 20:31:18,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:18,744 INFO L681 BuchiCegarLoop]: Abstraction has 1227 states and 1979 transitions. [2021-12-22 20:31:18,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1227 states and 1979 transitions. [2021-12-22 20:31:18,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1227 to 1050. [2021-12-22 20:31:18,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1050 states, 1050 states have (on average 1.6123809523809525) internal successors, (1693), 1049 states have internal predecessors, (1693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 1050 states and 1693 transitions. [2021-12-22 20:31:18,758 INFO L704 BuchiCegarLoop]: Abstraction has 1050 states and 1693 transitions. [2021-12-22 20:31:18,758 INFO L587 BuchiCegarLoop]: Abstraction has 1050 states and 1693 transitions. [2021-12-22 20:31:18,758 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-22 20:31:18,759 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1050 states and 1693 transitions. [2021-12-22 20:31:18,761 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 344 [2021-12-22 20:31:18,761 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:18,761 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:18,762 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:18,763 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:18,763 INFO L791 eck$LassoCheckResult]: Stem: 25105#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 25077#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 25026#L74-2 assume !!(add_history_type_~var~0#1 < 3); 25027#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 25088#L129 assume 0 == read_history_bool_~history_id#1; 24629#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24515#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24889#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 24696#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 24697#L74-2 assume !!(add_history_type_~var~0#1 < 3); 25028#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 25219#L129 assume 0 == read_history_bool_~history_id#1; 25211#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 25205#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 25201#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 25200#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 25199#L74-2 assume !!(add_history_type_~var~0#1 < 3); 25131#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 25196#L129 assume 0 == read_history_bool_~history_id#1; 25162#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 25157#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 25156#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 25137#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 25130#L74-2 assume !(add_history_type_~var~0#1 < 3); 25108#L74-3 add_history_type_#res#1 := 1; 25106#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 24769#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 24565#L74-6 assume !!(add_history_type_~var~0#1 < 3); 24567#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24760#L129-3 assume 0 == read_history_bool_~history_id#1; 24779#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24740#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24977#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 24701#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 24803#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 24962#L74-10 assume !!(add_history_type_~var~0#1 < 3); 24936#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24837#L129-6 assume 0 == read_history_bool_~history_id#1; 24838#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24583#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24844#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 24675#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 25001#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 25092#L74-14 assume !!(add_history_type_~var~0#1 < 3); 24804#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24808#L129-9 assume 0 == read_history_bool_~history_id#1; 24904#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24592#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24593#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 24637#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 24886#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 25007#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#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; 24631#L37 assume !(0 == assume_abort_if_not_~cond#1); 24632#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 24563#L511-2 [2021-12-22 20:31:18,763 INFO L793 eck$LassoCheckResult]: Loop: 24563#L511-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 24564#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 24682#L194-2 assume { :end_inline_write_history_bool } true; 24925#L348 assume 0 != ~gate1Failed~0 % 256; 24678#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 24679#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 24955#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 24890#L184-2 assume !(0 == write_history_bool_~history_id#1); 24613#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 24614#L194-5 assume { :end_inline_write_history_bool } true; 24657#L379 assume 0 != ~gate2Failed~0 % 256; 24878#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 24879#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 25103#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 24518#L184-4 assume !(0 == write_history_bool_~history_id#1); 24519#L189-4 assume !(1 == write_history_bool_~history_id#1); 24767#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 24647#L194-8 assume { :end_inline_write_history_bool } true; 24648#L410 assume 0 != ~gate3Failed~0 % 256; 25018#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 25541#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 25540#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 25016#L444 assume ~VALUE1~0 == ~VALUE2~0;voter_~voted_value~0#1 := ~VALUE1~0; 24730#L468-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 24946#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 24864#L169-2 assume { :end_inline_write_history_int8 } true; 25495#L474 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 24849#L252 assume !(0 == ~gate1Failed~0 % 256); 24850#L255 assume !(0 == ~gate2Failed~0 % 256); 24959#L258 assume 0 == ~gate3Failed~0 % 256;check_~tmp~2#1 := 1; 25073#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 24684#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 24685#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24823#L129-12 assume 0 == read_history_bool_~history_id#1; 24870#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24538#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 24539#L265 assume !(0 == check_~tmp___3~0#1 % 256); 24623#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 24935#L109-7 assume 3 == read_history_int8_~history_id#1; 24624#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 24625#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 24680#L304 assume !(check_~tmp___10~0#1 > -2); 24771#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 24941#L109-9 assume 3 == read_history_int8_~history_id#1; 24942#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 24828#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 24829#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 24956#L324-1 check_#res#1 := 1; 24622#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#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; 24649#L535-72 assume !(0 == assert_~arg#1 % 256); 24650#L530-36 assume { :end_inline_assert } true; 24563#L511-2 [2021-12-22 20:31:18,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:18,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 5 times [2021-12-22 20:31:18,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:18,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948043944] [2021-12-22 20:31:18,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:18,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:18,791 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 20:31:18,791 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:18,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948043944] [2021-12-22 20:31:18,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948043944] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:18,791 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:18,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:31:18,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241660424] [2021-12-22 20:31:18,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:18,792 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:18,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:18,793 INFO L85 PathProgramCache]: Analyzing trace with hash 144567810, now seen corresponding path program 1 times [2021-12-22 20:31:18,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:18,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622249731] [2021-12-22 20:31:18,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:18,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:18,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:18,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:18,813 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:18,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622249731] [2021-12-22 20:31:18,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622249731] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:18,813 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:18,813 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:31:18,814 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068038320] [2021-12-22 20:31:18,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:18,814 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:31:18,814 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:18,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:31:18,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:31:18,815 INFO L87 Difference]: Start difference. First operand 1050 states and 1693 transitions. cyclomatic complexity: 651 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) [2021-12-22 20:31:18,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:18,833 INFO L93 Difference]: Finished difference Result 1334 states and 2135 transitions. [2021-12-22 20:31:18,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:31:18,834 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1334 states and 2135 transitions. [2021-12-22 20:31:18,839 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 628 [2021-12-22 20:31:18,844 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1334 states to 1334 states and 2135 transitions. [2021-12-22 20:31:18,844 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 902 [2021-12-22 20:31:18,845 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 902 [2021-12-22 20:31:18,845 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1334 states and 2135 transitions. [2021-12-22 20:31:18,846 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:18,846 INFO L681 BuchiCegarLoop]: Abstraction has 1334 states and 2135 transitions. [2021-12-22 20:31:18,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1334 states and 2135 transitions. [2021-12-22 20:31:18,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1334 to 1125. [2021-12-22 20:31:18,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1125 states, 1125 states have (on average 1.6062222222222222) internal successors, (1807), 1124 states have internal predecessors, (1807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:18,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 1125 states and 1807 transitions. [2021-12-22 20:31:18,885 INFO L704 BuchiCegarLoop]: Abstraction has 1125 states and 1807 transitions. [2021-12-22 20:31:18,885 INFO L587 BuchiCegarLoop]: Abstraction has 1125 states and 1807 transitions. [2021-12-22 20:31:18,885 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-22 20:31:18,885 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1125 states and 1807 transitions. [2021-12-22 20:31:18,888 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 419 [2021-12-22 20:31:18,888 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:18,888 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:18,889 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:18,889 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:18,889 INFO L791 eck$LassoCheckResult]: Stem: 27499#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 27473#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 27421#L74-2 assume !!(add_history_type_~var~0#1 < 3); 27422#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27486#L129 assume 0 == read_history_bool_~history_id#1; 27022#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 26908#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 27282#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 27088#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 27089#L74-2 assume !!(add_history_type_~var~0#1 < 3); 27423#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27616#L129 assume 0 == read_history_bool_~history_id#1; 27587#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27581#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 27580#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 27579#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 27578#L74-2 assume !!(add_history_type_~var~0#1 < 3); 27555#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27577#L129 assume 0 == read_history_bool_~history_id#1; 27568#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27563#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 27561#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 27557#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 27554#L74-2 assume !(add_history_type_~var~0#1 < 3); 27502#L74-3 add_history_type_#res#1 := 1; 27500#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 27162#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 26958#L74-6 assume !!(add_history_type_~var~0#1 < 3); 26960#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27152#L129-3 assume 0 == read_history_bool_~history_id#1; 27172#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27132#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 27370#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 27093#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 27195#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 27354#L74-10 assume !!(add_history_type_~var~0#1 < 3); 27329#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27230#L129-6 assume 0 == read_history_bool_~history_id#1; 27231#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 26976#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 27237#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 27067#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 27396#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 27488#L74-14 assume !!(add_history_type_~var~0#1 < 3); 27196#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27200#L129-9 assume 0 == read_history_bool_~history_id#1; 27298#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 26987#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 26988#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 27032#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 27279#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 27402#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#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; 27024#L37 assume !(0 == assume_abort_if_not_~cond#1); 27025#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 26956#L511-2 [2021-12-22 20:31:18,890 INFO L793 eck$LassoCheckResult]: Loop: 26956#L511-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 26957#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 27074#L194-2 assume { :end_inline_write_history_bool } true; 27319#L348 assume 0 != ~gate1Failed~0 % 256; 27070#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 27071#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 27346#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 27283#L184-2 assume !(0 == write_history_bool_~history_id#1); 27006#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 27007#L194-5 assume { :end_inline_write_history_bool } true; 27045#L379 assume 0 != ~gate2Failed~0 % 256; 27415#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 27978#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 27977#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 27976#L184-4 assume !(0 == write_history_bool_~history_id#1); 27975#L189-4 assume !(1 == write_history_bool_~history_id#1); 27974#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 27973#L194-8 assume { :end_inline_write_history_bool } true; 27971#L410 assume 0 != ~gate3Failed~0 % 256; 27970#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 27969#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 27967#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 27964#L444 assume ~VALUE1~0 == ~VALUE2~0;voter_~voted_value~0#1 := ~VALUE1~0; 27956#L468-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 27957#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 27950#L169-2 assume { :end_inline_write_history_int8 } true; 27951#L474 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 27242#L252 assume !(0 == ~gate1Failed~0 % 256); 27243#L255 assume !(0 == ~gate2Failed~0 % 256); 27468#L258 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 27469#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 27076#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 27077#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27215#L129-12 assume 0 == read_history_bool_~history_id#1; 27263#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 26937#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 26938#L265 assume !(0 == check_~tmp___3~0#1 % 256); 27016#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 27328#L109-7 assume 3 == read_history_int8_~history_id#1; 27017#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 27018#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 27072#L304 assume !(check_~tmp___10~0#1 > -2); 27164#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 27334#L109-9 assume 3 == read_history_int8_~history_id#1; 27335#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 27216#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 27217#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 27347#L324-1 check_#res#1 := 1; 27015#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#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; 27040#L535-72 assume !(0 == assert_~arg#1 % 256); 27041#L530-36 assume { :end_inline_assert } true; 26956#L511-2 [2021-12-22 20:31:18,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:18,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 6 times [2021-12-22 20:31:18,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:18,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450217547] [2021-12-22 20:31:18,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:18,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:18,918 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 20:31:18,918 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:18,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450217547] [2021-12-22 20:31:18,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450217547] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:18,918 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:18,919 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:31:18,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880862590] [2021-12-22 20:31:18,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:18,919 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:18,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:18,920 INFO L85 PathProgramCache]: Analyzing trace with hash 363422528, now seen corresponding path program 1 times [2021-12-22 20:31:18,920 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:18,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493195938] [2021-12-22 20:31:18,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:18,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:18,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:18,944 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:18,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493195938] [2021-12-22 20:31:18,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493195938] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:18,944 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:18,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 20:31:18,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400710617] [2021-12-22 20:31:18,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:18,945 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:31:18,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:18,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 20:31:18,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 20:31:18,946 INFO L87 Difference]: Start difference. First operand 1125 states and 1807 transitions. cyclomatic complexity: 690 Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 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) [2021-12-22 20:31:19,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:19,170 INFO L93 Difference]: Finished difference Result 1691 states and 2595 transitions. [2021-12-22 20:31:19,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 20:31:19,171 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1691 states and 2595 transitions. [2021-12-22 20:31:19,178 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 433 [2021-12-22 20:31:19,184 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1691 states to 1691 states and 2595 transitions. [2021-12-22 20:31:19,184 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1092 [2021-12-22 20:31:19,185 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1092 [2021-12-22 20:31:19,186 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1691 states and 2595 transitions. [2021-12-22 20:31:19,186 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:19,186 INFO L681 BuchiCegarLoop]: Abstraction has 1691 states and 2595 transitions. [2021-12-22 20:31:19,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1691 states and 2595 transitions. [2021-12-22 20:31:19,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1691 to 1125. [2021-12-22 20:31:19,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1125 states, 1125 states have (on average 1.5902222222222222) internal successors, (1789), 1124 states have internal predecessors, (1789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:19,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 1125 states and 1789 transitions. [2021-12-22 20:31:19,202 INFO L704 BuchiCegarLoop]: Abstraction has 1125 states and 1789 transitions. [2021-12-22 20:31:19,202 INFO L587 BuchiCegarLoop]: Abstraction has 1125 states and 1789 transitions. [2021-12-22 20:31:19,202 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-22 20:31:19,202 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1125 states and 1789 transitions. [2021-12-22 20:31:19,205 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 419 [2021-12-22 20:31:19,205 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:19,205 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:19,206 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:19,206 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:19,207 INFO L791 eck$LassoCheckResult]: Stem: 30355#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 30321#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 30261#L74-2 assume !!(add_history_type_~var~0#1 < 3); 30262#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 30339#L129 assume 0 == read_history_bool_~history_id#1; 29853#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29737#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 30109#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 29919#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 29920#L74-2 assume !!(add_history_type_~var~0#1 < 3); 30263#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 30837#L129 assume 0 == read_history_bool_~history_id#1; 30831#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 30826#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 30825#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 30824#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 30823#L74-2 assume !!(add_history_type_~var~0#1 < 3); 30360#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 30822#L129 assume 0 == read_history_bool_~history_id#1; 30816#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 30811#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 30810#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 30808#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 30359#L74-2 assume !(add_history_type_~var~0#1 < 3); 30358#L74-3 add_history_type_#res#1 := 1; 30356#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 29988#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 29787#L74-6 assume !!(add_history_type_~var~0#1 < 3); 29788#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 29982#L129-3 assume 0 == read_history_bool_~history_id#1; 29998#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29960#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 30206#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 29924#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 30028#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 30190#L74-10 assume !!(add_history_type_~var~0#1 < 3); 30162#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 30056#L129-6 assume 0 == read_history_bool_~history_id#1; 30057#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29806#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 30063#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 29898#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 30233#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 30344#L74-14 assume !!(add_history_type_~var~0#1 < 3); 30021#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 30024#L129-9 assume 0 == read_history_bool_~history_id#1; 30124#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 30558#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 29872#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 29859#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 30106#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 30240#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#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; 29851#L37 assume !(0 == assume_abort_if_not_~cond#1); 29852#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 29785#L511-2 [2021-12-22 20:31:19,207 INFO L793 eck$LassoCheckResult]: Loop: 29785#L511-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 29786#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 29905#L194-2 assume { :end_inline_write_history_bool } true; 30151#L348 assume 0 != ~gate1Failed~0 % 256; 29901#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 29902#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 30182#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 30110#L184-2 assume !(0 == write_history_bool_~history_id#1); 29835#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 29836#L194-5 assume { :end_inline_write_history_bool } true; 29880#L379 assume 0 != ~gate2Failed~0 % 256; 30098#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 30099#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 30351#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 29740#L184-4 assume !(0 == write_history_bool_~history_id#1); 29741#L189-4 assume !(1 == write_history_bool_~history_id#1); 29986#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 29868#L194-8 assume { :end_inline_write_history_bool } true; 29869#L410 assume 0 != ~gate3Failed~0 % 256; 30251#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 30052#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 30053#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 30122#L444 assume ~VALUE1~0 == ~VALUE2~0;voter_~voted_value~0#1 := ~VALUE1~0; 29951#L468-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 30173#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 30084#L169-2 assume { :end_inline_write_history_int8 } true; 29849#L474 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 29850#L252 assume !(0 == ~gate1Failed~0 % 256); 30069#L255 assume !(0 == ~gate2Failed~0 % 256); 30316#L258 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 30317#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 29907#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 29908#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 30041#L129-12 assume 0 == read_history_bool_~history_id#1; 30090#L130-12 assume !(0 == read_history_bool_~historyIndex#1); 30091#L133-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 29760#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 29761#L265 assume !(0 == check_~tmp___3~0#1 % 256); 29845#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 30161#L109-7 assume 3 == read_history_int8_~history_id#1; 29846#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 29847#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 29903#L304 assume !(check_~tmp___10~0#1 > -2); 29990#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 30168#L109-9 assume 3 == read_history_int8_~history_id#1; 30169#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 30042#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 30043#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 30183#L324-1 check_#res#1 := 1; 29844#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#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; 29870#L535-72 assume !(0 == assert_~arg#1 % 256); 29871#L530-36 assume { :end_inline_assert } true; 29785#L511-2 [2021-12-22 20:31:19,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:19,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 7 times [2021-12-22 20:31:19,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:19,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488770940] [2021-12-22 20:31:19,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:19,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:19,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:19,234 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 20:31:19,234 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:19,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488770940] [2021-12-22 20:31:19,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488770940] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:19,235 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:19,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:31:19,235 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501600163] [2021-12-22 20:31:19,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:19,236 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:19,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:19,236 INFO L85 PathProgramCache]: Analyzing trace with hash -501378851, now seen corresponding path program 1 times [2021-12-22 20:31:19,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:19,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190271083] [2021-12-22 20:31:19,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:19,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:19,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:19,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:19,259 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:19,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190271083] [2021-12-22 20:31:19,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190271083] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:19,259 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:19,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 20:31:19,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767625375] [2021-12-22 20:31:19,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:19,260 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:31:19,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:19,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 20:31:19,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 20:31:19,261 INFO L87 Difference]: Start difference. First operand 1125 states and 1789 transitions. cyclomatic complexity: 672 Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:19,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:19,375 INFO L93 Difference]: Finished difference Result 2070 states and 3282 transitions. [2021-12-22 20:31:19,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 20:31:19,376 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2070 states and 3282 transitions. [2021-12-22 20:31:19,383 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 819 [2021-12-22 20:31:19,391 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2070 states to 2070 states and 3282 transitions. [2021-12-22 20:31:19,391 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1335 [2021-12-22 20:31:19,392 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1335 [2021-12-22 20:31:19,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2070 states and 3282 transitions. [2021-12-22 20:31:19,392 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:19,392 INFO L681 BuchiCegarLoop]: Abstraction has 2070 states and 3282 transitions. [2021-12-22 20:31:19,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2070 states and 3282 transitions. [2021-12-22 20:31:19,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2070 to 1125. [2021-12-22 20:31:19,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1125 states, 1125 states have (on average 1.5893333333333333) internal successors, (1788), 1124 states have internal predecessors, (1788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:19,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 1125 states and 1788 transitions. [2021-12-22 20:31:19,410 INFO L704 BuchiCegarLoop]: Abstraction has 1125 states and 1788 transitions. [2021-12-22 20:31:19,410 INFO L587 BuchiCegarLoop]: Abstraction has 1125 states and 1788 transitions. [2021-12-22 20:31:19,410 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-22 20:31:19,410 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1125 states and 1788 transitions. [2021-12-22 20:31:19,413 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 419 [2021-12-22 20:31:19,413 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:19,413 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:19,414 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:19,415 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:19,415 INFO L791 eck$LassoCheckResult]: Stem: 33531#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 33505#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 33454#L74-2 assume !!(add_history_type_~var~0#1 < 3); 33455#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33519#L129 assume 0 == read_history_bool_~history_id#1; 33056#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 32945#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 33317#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 33124#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 33125#L74-2 assume !!(add_history_type_~var~0#1 < 3); 33456#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33564#L129 assume 0 == read_history_bool_~history_id#1; 33558#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33553#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 33552#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 33551#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 33550#L74-2 assume !!(add_history_type_~var~0#1 < 3); 33535#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33549#L129 assume 0 == read_history_bool_~history_id#1; 33543#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33538#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 33537#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 33536#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 33534#L74-2 assume !(add_history_type_~var~0#1 < 3); 33533#L74-3 add_history_type_#res#1 := 1; 33532#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 33195#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 32995#L74-6 assume !!(add_history_type_~var~0#1 < 3); 32996#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33186#L129-3 assume 0 == read_history_bool_~history_id#1; 33205#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33165#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 33405#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 33129#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 33230#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 33080#L74-10 assume !!(add_history_type_~var~0#1 < 3); 33081#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33265#L129-6 assume 0 == read_history_bool_~history_id#1; 33266#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33012#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 33272#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 33102#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 33430#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 33520#L74-14 assume !!(add_history_type_~var~0#1 < 3); 33231#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33234#L129-9 assume 0 == read_history_bool_~history_id#1; 33333#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33023#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 33024#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 33066#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 33314#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 33436#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#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; 33058#L37 assume !(0 == assume_abort_if_not_~cond#1); 33059#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 32993#L511-2 [2021-12-22 20:31:19,415 INFO L793 eck$LassoCheckResult]: Loop: 32993#L511-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 32994#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 33110#L194-2 assume { :end_inline_write_history_bool } true; 33354#L348 assume 0 != ~gate1Failed~0 % 256; 33105#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 33106#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 33384#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 33318#L184-2 assume !(0 == write_history_bool_~history_id#1); 33041#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 33042#L194-5 assume { :end_inline_write_history_bool } true; 33084#L379 assume 0 != ~gate2Failed~0 % 256; 33449#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 33667#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 33665#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 33663#L184-4 assume !(0 == write_history_bool_~history_id#1); 33662#L189-4 assume !(1 == write_history_bool_~history_id#1); 33661#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 33660#L194-8 assume { :end_inline_write_history_bool } true; 33658#L410 assume 0 != ~gate3Failed~0 % 256; 33659#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 34040#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 34038#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 34035#L444 assume ~VALUE1~0 == ~VALUE2~0;voter_~voted_value~0#1 := ~VALUE1~0; 34028#L468-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 34025#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 33807#L169-2 assume { :end_inline_write_history_int8 } true; 33806#L474 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 33804#L252 assume !(0 == ~gate1Failed~0 % 256); 33388#L255 assume !(0 == ~gate2Failed~0 % 256); 33389#L258 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 33501#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 33112#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 33113#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33250#L129-12 assume 0 == read_history_bool_~history_id#1; 33298#L130-12 assume !(0 == read_history_bool_~historyIndex#1); 33299#L133-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 32971#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 32972#L265 assume !(0 == check_~tmp___3~0#1 % 256); 33051#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 33365#L109-7 assume !(3 == read_history_int8_~history_id#1);assume { :begin_inline_assert } true;assert_#in~arg#1 := 0;havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 33162#L535-54 assume !(0 == assert_~arg#1 % 256); 33163#L530-27 assume { :end_inline_assert } true;read_history_int8_#res#1 := -2; 33107#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 33108#L304 assume !(check_~tmp___10~0#1 > -2); 33197#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 33371#L109-9 assume 3 == read_history_int8_~history_id#1; 33372#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 33255#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 33256#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 33385#L324-1 check_#res#1 := 1; 33050#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#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; 33076#L535-72 assume !(0 == assert_~arg#1 % 256); 33077#L530-36 assume { :end_inline_assert } true; 32993#L511-2 [2021-12-22 20:31:19,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:19,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 8 times [2021-12-22 20:31:19,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:19,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688594715] [2021-12-22 20:31:19,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:19,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 20:31:19,442 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:19,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688594715] [2021-12-22 20:31:19,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688594715] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:19,442 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:19,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:31:19,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902009526] [2021-12-22 20:31:19,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:19,443 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:19,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:19,443 INFO L85 PathProgramCache]: Analyzing trace with hash 145881315, now seen corresponding path program 1 times [2021-12-22 20:31:19,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:19,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721289886] [2021-12-22 20:31:19,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:19,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:19,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:19,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:19,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:19,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721289886] [2021-12-22 20:31:19,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721289886] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:19,462 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:19,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:31:19,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243359278] [2021-12-22 20:31:19,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:19,463 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:31:19,463 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:19,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:31:19,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:31:19,464 INFO L87 Difference]: Start difference. First operand 1125 states and 1788 transitions. cyclomatic complexity: 671 Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:19,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:19,503 INFO L93 Difference]: Finished difference Result 1909 states and 3054 transitions. [2021-12-22 20:31:19,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:31:19,504 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1909 states and 3054 transitions. [2021-12-22 20:31:19,511 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 401 [2021-12-22 20:31:19,518 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1909 states to 1909 states and 3054 transitions. [2021-12-22 20:31:19,518 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1202 [2021-12-22 20:31:19,520 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1202 [2021-12-22 20:31:19,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1909 states and 3054 transitions. [2021-12-22 20:31:19,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:19,520 INFO L681 BuchiCegarLoop]: Abstraction has 1909 states and 3054 transitions. [2021-12-22 20:31:19,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1909 states and 3054 transitions. [2021-12-22 20:31:19,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1909 to 1083. [2021-12-22 20:31:19,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1083 states, 1083 states have (on average 1.592797783933518) internal successors, (1725), 1082 states have internal predecessors, (1725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:19,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 1083 states and 1725 transitions. [2021-12-22 20:31:19,536 INFO L704 BuchiCegarLoop]: Abstraction has 1083 states and 1725 transitions. [2021-12-22 20:31:19,536 INFO L587 BuchiCegarLoop]: Abstraction has 1083 states and 1725 transitions. [2021-12-22 20:31:19,536 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-12-22 20:31:19,536 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1083 states and 1725 transitions. [2021-12-22 20:31:19,539 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 401 [2021-12-22 20:31:19,539 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:19,539 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:19,540 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:19,540 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:19,541 INFO L791 eck$LassoCheckResult]: Stem: 36546#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 36523#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 36464#L74-2 assume !!(add_history_type_~var~0#1 < 3); 36465#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 36535#L129 assume 0 == read_history_bool_~history_id#1; 36092#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 35988#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 36330#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 36154#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 36155#L74-2 assume !!(add_history_type_~var~0#1 < 3); 36466#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 36579#L129 assume 0 == read_history_bool_~history_id#1; 36573#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36568#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 36567#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 36566#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 36565#L74-2 assume !!(add_history_type_~var~0#1 < 3); 36550#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 36564#L129 assume 0 == read_history_bool_~history_id#1; 36558#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36553#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 36552#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 36551#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 36549#L74-2 assume !(add_history_type_~var~0#1 < 3); 36548#L74-3 add_history_type_#res#1 := 1; 36547#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 36213#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 36032#L74-6 assume !!(add_history_type_~var~0#1 < 3); 36033#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 36205#L129-3 assume 0 == read_history_bool_~history_id#1; 36223#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36188#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 36417#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 36159#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 36242#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 36112#L74-10 assume !!(add_history_type_~var~0#1 < 3); 36113#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 36277#L129-6 assume 0 == read_history_bool_~history_id#1; 36278#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36050#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 36284#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 36132#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 36442#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 36536#L74-14 assume !!(add_history_type_~var~0#1 < 3); 36243#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 36246#L129-9 assume 0 == read_history_bool_~history_id#1; 36348#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36059#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 36060#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 36098#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 36327#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 36448#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#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; 36094#L37 assume !(0 == assume_abort_if_not_~cond#1); 36095#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 36030#L511-2 [2021-12-22 20:31:19,541 INFO L793 eck$LassoCheckResult]: Loop: 36030#L511-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 36031#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 36140#L194-2 assume { :end_inline_write_history_bool } true; 36366#L348 assume 0 != ~gate1Failed~0 % 256; 36135#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 36136#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 36394#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 36331#L184-2 assume !(0 == write_history_bool_~history_id#1); 36077#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 36078#L194-5 assume { :end_inline_write_history_bool } true; 36116#L379 assume 0 != ~gate2Failed~0 % 256; 36319#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 36320#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 36544#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 36879#L184-4 assume !(0 == write_history_bool_~history_id#1); 36878#L189-4 assume !(1 == write_history_bool_~history_id#1); 36877#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 36876#L194-8 assume { :end_inline_write_history_bool } true; 36875#L410 assume 0 != ~gate3Failed~0 % 256; 36874#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 36873#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 36871#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 36856#L444 assume ~VALUE1~0 == ~VALUE2~0;voter_~voted_value~0#1 := ~VALUE1~0; 36848#L468-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 36845#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 36841#L169-2 assume { :end_inline_write_history_int8 } true; 36839#L474 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 36836#L252 assume !(0 == ~gate1Failed~0 % 256); 36398#L255 assume !(0 == ~gate2Failed~0 % 256); 36399#L258 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 36519#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 36142#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 36143#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 36262#L129-12 assume 0 == read_history_bool_~history_id#1; 36311#L130-12 assume !(0 == read_history_bool_~historyIndex#1); 36312#L133-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 36007#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 36008#L265 assume !(0 == check_~tmp___3~0#1 % 256); 36087#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 36376#L109-7 assume 3 == read_history_int8_~history_id#1; 36088#L110-7 assume !(0 == read_history_int8_~historyIndex#1); 36089#L113-7 assume 1 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_1~0; 36137#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 36138#L304 assume !(check_~tmp___10~0#1 > -2); 36215#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 36381#L109-9 assume 3 == read_history_int8_~history_id#1; 36382#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 36267#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 36268#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 36395#L324-1 check_#res#1 := 1; 36086#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#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; 36107#L535-72 assume !(0 == assert_~arg#1 % 256); 36108#L530-36 assume { :end_inline_assert } true; 36030#L511-2 [2021-12-22 20:31:19,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:19,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 9 times [2021-12-22 20:31:19,542 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:19,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303119599] [2021-12-22 20:31:19,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:19,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:19,568 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 20:31:19,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:19,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303119599] [2021-12-22 20:31:19,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303119599] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:19,568 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:19,568 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:31:19,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545586413] [2021-12-22 20:31:19,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:19,569 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:19,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:19,569 INFO L85 PathProgramCache]: Analyzing trace with hash 52216974, now seen corresponding path program 1 times [2021-12-22 20:31:19,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:19,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981022272] [2021-12-22 20:31:19,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:19,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:19,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:31:19,598 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:19,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981022272] [2021-12-22 20:31:19,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981022272] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:19,598 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:19,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 20:31:19,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799737549] [2021-12-22 20:31:19,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:19,599 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:31:19,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:31:19,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 20:31:19,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 20:31:19,600 INFO L87 Difference]: Start difference. First operand 1083 states and 1725 transitions. cyclomatic complexity: 650 Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:19,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:31:19,622 INFO L93 Difference]: Finished difference Result 1085 states and 1726 transitions. [2021-12-22 20:31:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 20:31:19,623 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1085 states and 1726 transitions. [2021-12-22 20:31:19,627 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 379 [2021-12-22 20:31:19,630 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1085 states to 1061 states and 1690 transitions. [2021-12-22 20:31:19,631 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 643 [2021-12-22 20:31:19,631 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 643 [2021-12-22 20:31:19,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1061 states and 1690 transitions. [2021-12-22 20:31:19,631 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:31:19,632 INFO L681 BuchiCegarLoop]: Abstraction has 1061 states and 1690 transitions. [2021-12-22 20:31:19,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1061 states and 1690 transitions. [2021-12-22 20:31:19,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1061 to 1061. [2021-12-22 20:31:19,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1061 states, 1061 states have (on average 1.592836946277097) internal successors, (1690), 1060 states have internal predecessors, (1690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:31:19,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 1061 states and 1690 transitions. [2021-12-22 20:31:19,645 INFO L704 BuchiCegarLoop]: Abstraction has 1061 states and 1690 transitions. [2021-12-22 20:31:19,645 INFO L587 BuchiCegarLoop]: Abstraction has 1061 states and 1690 transitions. [2021-12-22 20:31:19,645 INFO L425 BuchiCegarLoop]: ======== Iteration 15============ [2021-12-22 20:31:19,645 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1061 states and 1690 transitions. [2021-12-22 20:31:19,648 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 379 [2021-12-22 20:31:19,648 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:31:19,648 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:31:19,649 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:19,649 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:31:19,649 INFO L791 eck$LassoCheckResult]: Stem: 38719#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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 38695#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 38644#L74-2 assume !!(add_history_type_~var~0#1 < 3); 38645#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 38707#L129 assume 0 == read_history_bool_~history_id#1; 38273#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38168#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 38512#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 38335#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 38336#L74-2 assume !!(add_history_type_~var~0#1 < 3); 38646#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 38750#L129 assume 0 == read_history_bool_~history_id#1; 38746#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38741#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 38740#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 38739#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 38738#L74-2 assume !!(add_history_type_~var~0#1 < 3); 38723#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 38735#L129 assume 0 == read_history_bool_~history_id#1; 38731#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38726#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 38725#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 38724#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 38722#L74-2 assume !(add_history_type_~var~0#1 < 3); 38721#L74-3 add_history_type_#res#1 := 1; 38720#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 38395#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 38212#L74-6 assume !!(add_history_type_~var~0#1 < 3); 38213#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 38386#L129-3 assume 0 == read_history_bool_~history_id#1; 38405#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38369#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 38598#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 38340#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 38424#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 38293#L74-10 assume !!(add_history_type_~var~0#1 < 3); 38294#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 38561#L129-6 assume 0 == read_history_bool_~history_id#1; 38552#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38231#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 38467#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 38313#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 38622#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 38709#L74-14 assume !!(add_history_type_~var~0#1 < 3); 38425#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 38428#L129-9 assume 0 == read_history_bool_~history_id#1; 38530#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38240#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 38241#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 38279#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 38509#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 38628#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#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; 38275#L37 assume !(0 == assume_abort_if_not_~cond#1); 38276#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 38210#L511-2 [2021-12-22 20:31:19,649 INFO L793 eck$LassoCheckResult]: Loop: 38210#L511-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 38211#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 38321#L194-2 assume { :end_inline_write_history_bool } true; 38548#L348 assume !(0 != ~gate1Failed~0 % 256);gate1_each_pals_period_~tmp~3#1 := gate1_each_pals_period_#t~nondet33#1;havoc gate1_each_pals_period_#t~nondet33#1;gate1_each_pals_period_~next_state~0#1 := gate1_each_pals_period_~tmp~3#1; 38549#L354 assume 0 == gate1_each_pals_period_~next_state~0#1;gate1_each_pals_period_~tmp___0~3#1 := 1; 38534#L360-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == gate1_each_pals_period_~tmp___0~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 38535#L37-2 assume !(0 == assume_abort_if_not_~cond#1); 38555#L36-1 assume { :end_inline_assume_abort_if_not } true; 38365#L366 assume gate1_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0;gate1_each_pals_period_#t~ite34#1 := gate1_each_pals_period_~next_state~0#1; 38337#L366-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite34#1 % 256 <= 127 then gate1_each_pals_period_#t~ite34#1 % 256 else gate1_each_pals_period_#t~ite34#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite34#1; 38338#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 38513#L184-2 assume !(0 == write_history_bool_~history_id#1); 38258#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 38259#L194-5 assume { :end_inline_write_history_bool } true; 38297#L379 assume 0 != ~gate2Failed~0 % 256; 38640#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 39100#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 39099#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 39098#L184-4 assume !(0 == write_history_bool_~history_id#1); 39097#L189-4 assume !(1 == write_history_bool_~history_id#1); 39096#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 39095#L194-8 assume { :end_inline_write_history_bool } true; 39094#L410 assume 0 != ~gate3Failed~0 % 256; 38704#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 38455#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 38456#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 39210#L444 assume ~VALUE1~0 == ~VALUE2~0;voter_~voted_value~0#1 := ~VALUE1~0; 39203#L468-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 39103#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 39102#L169-2 assume { :end_inline_write_history_int8 } true; 39101#L474 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 38754#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 38691#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 38323#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 38324#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 38444#L129-12 assume 0 == read_history_bool_~history_id#1; 38493#L130-12 assume !(0 == read_history_bool_~historyIndex#1); 38494#L133-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 38187#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 38188#L265 assume !(0 == check_~tmp___3~0#1 % 256); 38268#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 38559#L109-7 assume 3 == read_history_int8_~history_id#1; 38269#L110-7 assume !(0 == read_history_int8_~historyIndex#1); 38270#L113-7 assume 1 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_1~0; 38318#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 38319#L304 assume !(check_~tmp___10~0#1 > -2); 38397#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 38566#L109-9 assume 3 == read_history_int8_~history_id#1; 38567#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 38449#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 38450#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 38579#L324-1 check_#res#1 := 1; 38267#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#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; 38289#L535-72 assume !(0 == assert_~arg#1 % 256); 38290#L530-36 assume { :end_inline_assert } true; 38210#L511-2 [2021-12-22 20:31:19,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:19,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 10 times [2021-12-22 20:31:19,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:19,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694609771] [2021-12-22 20:31:19,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:19,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:31:19,693 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 20:31:19,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:31:19,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694609771] [2021-12-22 20:31:19,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694609771] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:31:19,694 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:31:19,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:31:19,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436855302] [2021-12-22 20:31:19,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:31:19,695 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:31:19,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:31:19,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1383056826, now seen corresponding path program 1 times [2021-12-22 20:31:19,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:31:19,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405573338] [2021-12-22 20:31:19,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:31:19,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:31:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:31:19,715 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:31:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:31:19,746 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:31:21,480 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:31:21,481 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:31:21,481 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:31:21,481 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:31:21,481 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-22 20:31:21,481 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:21,481 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:31:21,481 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:31:21,481 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.1.ufo.UNBOUNDED.pals.c_Iteration15_Loop [2021-12-22 20:31:21,481 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:31:21,481 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:31:21,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,747 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:21,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:31:25,715 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:31:25,716 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-22 20:31:25,716 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:25,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:25,719 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:25,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-22 20:31:25,722 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:25,722 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:25,732 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:25,732 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_assert_#in~arg#1=1, ULTIMATE.start_assert_~arg#1=1} Honda state: {ULTIMATE.start_assert_#in~arg#1=1, ULTIMATE.start_assert_~arg#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:25,747 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-22 20:31:25,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:25,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:25,748 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:25,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-22 20:31:25,750 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:25,750 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:25,756 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:25,756 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___8~0#1=0} Honda state: {ULTIMATE.start_check_~tmp___8~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:25,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:25,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:25,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:25,772 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:25,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-22 20:31:25,774 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:25,774 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:25,780 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:25,780 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___4~0#1=0} Honda state: {ULTIMATE.start_check_~tmp___4~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:25,795 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-22 20:31:25,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:25,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:25,796 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:25,797 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-22 20:31:25,798 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:25,798 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:25,804 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:25,804 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___0~2#1=0} Honda state: {ULTIMATE.start_check_~tmp___0~2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:25,819 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:25,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:25,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:25,820 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:25,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-22 20:31:25,823 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:25,823 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:25,839 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:25,839 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_write_history_int8_#in~history_id#1=3, ULTIMATE.start_write_history_int8_~history_id#1=3} Honda state: {ULTIMATE.start_write_history_int8_#in~history_id#1=3, ULTIMATE.start_write_history_int8_~history_id#1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:25,854 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:25,855 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:25,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:25,856 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:25,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-22 20:31:25,858 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:25,858 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:25,864 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:25,864 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___13~0#1=0} Honda state: {ULTIMATE.start_check_~tmp___13~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:25,879 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-22 20:31:25,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:25,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:25,881 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:25,895 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:25,895 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:25,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-22 20:31:25,911 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:25,912 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_read_history_bool_~history_id#1=0, ULTIMATE.start_read_history_bool_#in~history_id#1=0} Honda state: {ULTIMATE.start_read_history_bool_~history_id#1=0, ULTIMATE.start_read_history_bool_#in~history_id#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:25,936 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 [2021-12-22 20:31:25,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:25,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:25,938 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:25,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-22 20:31:25,940 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:25,940 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:25,951 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:25,951 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_gate3_each_pals_period_~tmp___0~5#1=0} Honda state: {ULTIMATE.start_gate3_each_pals_period_~tmp___0~5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:25,966 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-22 20:31:25,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:25,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:25,968 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:25,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-22 20:31:25,975 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:25,975 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:25,980 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:25,981 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_#t~ret13#1=0} Honda state: {ULTIMATE.start_check_#t~ret13#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:25,995 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-22 20:31:25,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:25,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:25,999 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:26,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-22 20:31:26,004 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:26,004 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:26,010 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:26,010 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_gate1_each_pals_period_~tmp___0~3#1=1} Honda state: {ULTIMATE.start_gate1_each_pals_period_~tmp___0~3#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:26,024 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-22 20:31:26,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:26,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:26,025 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:26,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-22 20:31:26,027 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:26,028 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:26,033 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:26,033 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~temp_count~0#1=0} Honda state: {ULTIMATE.start_check_~temp_count~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:26,048 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 [2021-12-22 20:31:26,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:26,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:26,049 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:26,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-22 20:31:26,051 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:26,051 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:26,057 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:26,057 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_gate3_each_pals_period_~next_state~2#1=0} Honda state: {ULTIMATE.start_gate3_each_pals_period_~next_state~2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:26,072 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-22 20:31:26,072 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:26,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:26,073 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:26,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-22 20:31:26,075 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:26,075 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:26,081 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:26,081 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___7~0#1=0} Honda state: {ULTIMATE.start_check_~tmp___7~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:26,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:26,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:26,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:26,100 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:26,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-22 20:31:26,102 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:26,102 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:26,115 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:26,115 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_#t~ret14#1=0} Honda state: {ULTIMATE.start_check_#t~ret14#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:26,130 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-22 20:31:26,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:26,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:26,132 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:26,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-22 20:31:26,134 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:26,134 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:26,140 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:26,140 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_#t~ret27#1=0} Honda state: {ULTIMATE.start_check_#t~ret27#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:26,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-22 20:31:26,154 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:26,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:26,155 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:26,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-22 20:31:26,157 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:26,157 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:26,163 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:31:26,163 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_gate2_each_pals_period_~next_state~1#1=0} Honda state: {ULTIMATE.start_gate2_each_pals_period_~next_state~1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:31:26,178 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:26,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:26,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:26,179 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:26,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-22 20:31:26,182 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:31:26,182 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:31:26,248 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-22 20:31:26,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:31:26,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:31:26,249 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 20:31:26,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-22 20:31:26,253 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-22 20:31:26,253 INFO L160 nArgumentSynthesizer]: Using integer mode.