./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa --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 6ff1cedc7411bab7c4dff496b498f1be2a7af9e572a1448d390780005c75fec3 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:38:25,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:38:25,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:38:25,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:38:25,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:38:25,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:38:25,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:38:25,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:38:25,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:38:25,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:38:25,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:38:25,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:38:25,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:38:25,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:38:25,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:38:25,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:38:25,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:38:25,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:38:25,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:38:25,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:38:25,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:38:25,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:38:25,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:38:25,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:38:25,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:38:25,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:38:25,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:38:25,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:38:25,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:38:25,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:38:25,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:38:25,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:38:25,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:38:25,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:38:25,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:38:25,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:38:25,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:38:25,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:38:25,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:38:25,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:38:25,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:38:25,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 19:38:25,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:38:25,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:38:25,785 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:38:25,785 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:38:25,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:38:25,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:38:25,786 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:38:25,786 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 19:38:25,786 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 19:38:25,787 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 19:38:25,787 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 19:38:25,787 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 19:38:25,787 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 19:38:25,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:38:25,787 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:38:25,787 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 19:38:25,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:38:25,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:38:25,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:38:25,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 19:38:25,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 19:38:25,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 19:38:25,788 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:38:25,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:38:25,788 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 19:38:25,788 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:38:25,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 19:38:25,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:38:25,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:38:25,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:38:25,789 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:38:25,789 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:38:25,790 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 19:38:25,790 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ff1cedc7411bab7c4dff496b498f1be2a7af9e572a1448d390780005c75fec3 [2021-12-06 19:38:25,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:38:25,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:38:25,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:38:25,976 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:38:25,977 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:38:25,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c [2021-12-06 19:38:26,023 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/data/9f836b6f3/97b9bd1b2ec14b1084eb56d0dd4b6152/FLAGf5edc748a [2021-12-06 19:38:26,411 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:38:26,411 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c [2021-12-06 19:38:26,419 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/data/9f836b6f3/97b9bd1b2ec14b1084eb56d0dd4b6152/FLAGf5edc748a [2021-12-06 19:38:26,432 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/data/9f836b6f3/97b9bd1b2ec14b1084eb56d0dd4b6152 [2021-12-06 19:38:26,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:38:26,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:38:26,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:38:26,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:38:26,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:38:26,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20e5ee1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26, skipping insertion in model container [2021-12-06 19:38:26,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:38:26,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:38:26,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c[12106,12119] [2021-12-06 19:38:26,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:38:26,648 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:38:26,685 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c[12106,12119] [2021-12-06 19:38:26,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:38:26,696 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:38:26,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26 WrapperNode [2021-12-06 19:38:26,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:38:26,697 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:38:26,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:38:26,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:38:26,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,713 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,771 INFO L137 Inliner]: procedures = 28, calls = 51, calls flagged for inlining = 46, calls inlined = 89, statements flattened = 1581 [2021-12-06 19:38:26,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:38:26,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:38:26,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:38:26,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:38:26,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:38:26,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:38:26,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:38:26,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:38:26,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:26,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:26,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:26,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 19:38:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 19:38:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 19:38:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:38:26,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:38:27,003 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:38:27,005 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:38:27,649 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:38:27,659 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:38:27,659 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-12-06 19:38:27,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:38:27 BoogieIcfgContainer [2021-12-06 19:38:27,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:38:27,662 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 19:38:27,662 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 19:38:27,664 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 19:38:27,665 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:38:27,665 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 07:38:26" (1/3) ... [2021-12-06 19:38:27,666 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f3d610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:38:27, skipping insertion in model container [2021-12-06 19:38:27,666 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:38:27,666 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (2/3) ... [2021-12-06 19:38:27,666 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f3d610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:38:27, skipping insertion in model container [2021-12-06 19:38:27,666 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:38:27,666 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:38:27" (3/3) ... [2021-12-06 19:38:27,667 INFO L388 chiAutomizerObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c [2021-12-06 19:38:27,696 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 19:38:27,696 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 19:38:27,696 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 19:38:27,696 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 19:38:27,696 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 19:38:27,696 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 19:38:27,696 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 19:38:27,697 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 19:38:27,718 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 498 states, 497 states have (on average 1.7022132796780685) internal successors, (846), 497 states have internal predecessors, (846), 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) [2021-12-06 19:38:27,750 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 477 [2021-12-06 19:38:27,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:27,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:27,756 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 19:38:27,756 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-06 19:38:27,756 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 19:38:27,758 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 498 states, 497 states have (on average 1.7022132796780685) internal successors, (846), 497 states have internal predecessors, (846), 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) [2021-12-06 19:38:27,769 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 477 [2021-12-06 19:38:27,769 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:27,770 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:27,770 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 19:38:27,770 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-06 19:38:27,775 INFO L791 eck$LassoCheckResult]: Stem: 490#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(48, 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; 419#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; 352#L74-2true [2021-12-06 19:38:27,775 INFO L793 eck$LassoCheckResult]: Loop: 352#L74-2true assume !!(add_history_type_~var~0#1 < 3); 444#L75true assume !(0 == add_history_type_~history_id#1); 243#L81true assume !(1 == add_history_type_~history_id#1); 302#L87true assume !(2 == add_history_type_~history_id#1); 284#L93true assume !(3 == add_history_type_~history_id#1); 88#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; 352#L74-2true [2021-12-06 19:38:27,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:27,780 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-06 19:38:27,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:27,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550437961] [2021-12-06 19:38:27,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:27,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:27,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:38:27,871 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:38:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:38:27,907 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:38:27,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:27,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1278004263, now seen corresponding path program 1 times [2021-12-06 19:38:27,910 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:27,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643820050] [2021-12-06 19:38:27,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:27,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:38:27,921 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:38:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:38:27,927 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:38:27,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:27,928 INFO L85 PathProgramCache]: Analyzing trace with hash 358053481, now seen corresponding path program 1 times [2021-12-06 19:38:27,928 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:27,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020792665] [2021-12-06 19:38:27,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:27,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:27,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:27,993 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:27,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020792665] [2021-12-06 19:38:27,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020792665] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:27,994 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:27,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:38:27,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645743981] [2021-12-06 19:38:27,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:28,041 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:38:28,042 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:38:28,042 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:38:28,042 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:38:28,042 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:38:28,042 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:28,042 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:38:28,043 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:38:28,043 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c_Iteration1_Loop [2021-12-06 19:38:28,043 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:38:28,043 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:38:28,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:28,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:28,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:28,148 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:38:28,148 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:38:28,150 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:28,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:28,152 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:28,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-06 19:38:28,153 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:28,154 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:28,172 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:28,172 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: [] [2021-12-06 19:38:28,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:28,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:28,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:28,194 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:28,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 19:38:28,196 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:28,196 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:28,206 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:28,206 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: [] [2021-12-06 19:38:28,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-06 19:38:28,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:28,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:28,227 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:28,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 19:38:28,228 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:28,228 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:28,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-06 19:38:28,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:28,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:28,258 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:28,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 19:38:28,260 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:38:28,260 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:28,296 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:38:28,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 19:38:28,299 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:38:28,299 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:38:28,299 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:38:28,299 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:38:28,299 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:38:28,299 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:28,300 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:38:28,300 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:38:28,300 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c_Iteration1_Loop [2021-12-06 19:38:28,300 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:38:28,300 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:38:28,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:28,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:28,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:28,384 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:38:28,388 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:38:28,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:28,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:28,391 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:28,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 19:38:28,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:38:28,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:38:28,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:38:28,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:38:28,402 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 19:38:28,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:38:28,404 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:38:28,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:38:28,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:38:28,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 19:38:28,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:28,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:28,438 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:28,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 19:38:28,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:38:28,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:38:28,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:38:28,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:38:28,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:38:28,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:38:28,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:38:28,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:38:28,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:38:28,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 19:38:28,480 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:28,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:28,481 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:28,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 19:38:28,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:38:28,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:38:28,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:38:28,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:38:28,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:38:28,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:38:28,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:38:28,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:38:28,493 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 19:38:28,496 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 19:38:28,496 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 19:38:28,497 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:28,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:28,526 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:28,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 19:38:28,528 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 19:38:28,528 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 19:38:28,528 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 19:38:28,529 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 [] [2021-12-06 19:38:28,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 19:38:28,549 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 19:38:28,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:28,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:38:28,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:38:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:28,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:38:28,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:38:28,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:28,644 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 [2021-12-06 19:38:28,646 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 498 states, 497 states have (on average 1.7022132796780685) internal successors, (846), 497 states have internal predecessors, (846), 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) [2021-12-06 19:38:28,771 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 498 states, 497 states have (on average 1.7022132796780685) internal successors, (846), 497 states have internal predecessors, (846), 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 2081 states and 3435 transitions. Complement of second has 8 states. [2021-12-06 19:38:28,772 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 [2021-12-06 19:38:28,775 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) [2021-12-06 19:38:28,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1801 transitions. [2021-12-06 19:38:28,779 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1801 transitions. Stem has 2 letters. Loop has 6 letters. [2021-12-06 19:38:28,786 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:38:28,786 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1801 transitions. Stem has 8 letters. Loop has 6 letters. [2021-12-06 19:38:28,787 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:38:28,787 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1801 transitions. Stem has 2 letters. Loop has 12 letters. [2021-12-06 19:38:28,787 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:38:28,788 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2081 states and 3435 transitions. [2021-12-06 19:38:28,813 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 885 [2021-12-06 19:38:28,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 19:38:28,831 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2081 states to 1013 states and 1664 transitions. [2021-12-06 19:38:28,832 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 959 [2021-12-06 19:38:28,835 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 961 [2021-12-06 19:38:28,836 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1013 states and 1664 transitions. [2021-12-06 19:38:28,838 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:28,838 INFO L681 BuchiCegarLoop]: Abstraction has 1013 states and 1664 transitions. [2021-12-06 19:38:28,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1013 states and 1664 transitions. [2021-12-06 19:38:28,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1013 to 776. [2021-12-06 19:38:28,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 776 states, 776 states have (on average 1.6597938144329898) internal successors, (1288), 775 states have internal predecessors, (1288), 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) [2021-12-06 19:38:28,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 776 states and 1288 transitions. [2021-12-06 19:38:28,892 INFO L704 BuchiCegarLoop]: Abstraction has 776 states and 1288 transitions. [2021-12-06 19:38:28,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:28,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:38:28,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:38:28,896 INFO L87 Difference]: Start difference. First operand 776 states and 1288 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) [2021-12-06 19:38:28,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:28,947 INFO L93 Difference]: Finished difference Result 978 states and 1541 transitions. [2021-12-06 19:38:28,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:38:28,948 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 978 states and 1541 transitions. [2021-12-06 19:38:28,955 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 861 [2021-12-06 19:38:28,964 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 978 states to 924 states and 1487 transitions. [2021-12-06 19:38:28,964 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 908 [2021-12-06 19:38:28,965 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 908 [2021-12-06 19:38:28,966 INFO L73 IsDeterministic]: Start isDeterministic. Operand 924 states and 1487 transitions. [2021-12-06 19:38:28,967 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:28,967 INFO L681 BuchiCegarLoop]: Abstraction has 924 states and 1487 transitions. [2021-12-06 19:38:28,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states and 1487 transitions. [2021-12-06 19:38:28,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 445. [2021-12-06 19:38:28,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 445 states, 445 states have (on average 1.6382022471910112) internal successors, (729), 444 states have internal predecessors, (729), 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) [2021-12-06 19:38:28,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 729 transitions. [2021-12-06 19:38:28,979 INFO L704 BuchiCegarLoop]: Abstraction has 445 states and 729 transitions. [2021-12-06 19:38:28,979 INFO L587 BuchiCegarLoop]: Abstraction has 445 states and 729 transitions. [2021-12-06 19:38:28,979 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 19:38:28,979 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 445 states and 729 transitions. [2021-12-06 19:38:28,982 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 397 [2021-12-06 19:38:28,982 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:28,982 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:28,983 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-06 19:38:28,983 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-06 19:38:28,983 INFO L791 eck$LassoCheckResult]: Stem: 4827#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(48, 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; 4812#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; 4780#L74-2 assume !(add_history_type_~var~0#1 < 3); 4781#L74-3 add_history_type_#res#1 := 1; 4676#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; 4581#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; 4583#L74-6 [2021-12-06 19:38:28,983 INFO L793 eck$LassoCheckResult]: Loop: 4583#L74-6 assume !!(add_history_type_~var~0#1 < 3); 4830#L75-2 assume !(0 == add_history_type_~history_id#1); 4823#L81-2 assume !(1 == add_history_type_~history_id#1); 4391#L87-2 assume !(2 == add_history_type_~history_id#1); 4392#L93-3 assume !(3 == add_history_type_~history_id#1); 4540#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; 4583#L74-6 [2021-12-06 19:38:28,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:28,984 INFO L85 PathProgramCache]: Analyzing trace with hash 889868154, now seen corresponding path program 1 times [2021-12-06 19:38:28,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:28,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911698968] [2021-12-06 19:38:28,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:28,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:29,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:29,008 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:29,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911698968] [2021-12-06 19:38:29,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911698968] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:29,008 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:29,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:38:29,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80765067] [2021-12-06 19:38:29,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:29,009 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:29,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:29,009 INFO L85 PathProgramCache]: Analyzing trace with hash 261434407, now seen corresponding path program 1 times [2021-12-06 19:38:29,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:29,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242614741] [2021-12-06 19:38:29,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:29,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:38:29,013 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:38:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:38:29,017 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:38:29,041 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:38:29,041 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:38:29,041 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:38:29,041 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:38:29,041 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:38:29,041 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,041 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:38:29,041 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:38:29,041 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c_Iteration2_Loop [2021-12-06 19:38:29,041 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:38:29,042 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:38:29,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:29,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:29,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:29,102 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:38:29,103 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:38:29,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:29,104 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:29,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 19:38:29,105 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:29,105 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:29,122 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:29,122 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: [] [2021-12-06 19:38:29,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 19:38:29,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:29,146 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:29,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 19:38:29,148 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:29,148 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:29,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 19:38:29,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:29,186 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:29,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 19:38:29,187 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:38:29,187 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:29,219 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:38:29,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 19:38:29,221 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:38:29,221 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:38:29,221 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:38:29,221 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:38:29,221 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:38:29,221 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,221 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:38:29,221 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:38:29,221 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c_Iteration2_Loop [2021-12-06 19:38:29,221 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:38:29,221 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:38:29,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:29,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:29,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:29,274 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:38:29,274 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:38:29,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:29,275 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:29,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 19:38:29,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:38:29,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:38:29,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:38:29,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:38:29,285 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 19:38:29,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:38:29,286 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:38:29,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:38:29,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:38:29,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:29,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:29,312 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:29,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 19:38:29,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:38:29,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:38:29,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:38:29,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:38:29,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:38:29,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:38:29,321 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:38:29,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:38:29,323 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 19:38:29,325 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 19:38:29,325 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 19:38:29,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:29,331 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:29,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 19:38:29,332 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 19:38:29,332 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 19:38:29,332 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 19:38:29,332 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 [] [2021-12-06 19:38:29,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 19:38:29,352 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 19:38:29,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:29,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:29,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:38:29,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:38:29,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:29,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:38:29,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:38:29,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:29,415 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 [2021-12-06 19:38:29,415 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 445 states and 729 transitions. cyclomatic complexity: 292 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) [2021-12-06 19:38:29,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 19:38:29,483 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 445 states and 729 transitions. cyclomatic complexity: 292. 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 1681 states and 2699 transitions. Complement of second has 7 states. [2021-12-06 19:38:29,484 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 [2021-12-06 19:38:29,484 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) [2021-12-06 19:38:29,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1248 transitions. [2021-12-06 19:38:29,486 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1248 transitions. Stem has 6 letters. Loop has 6 letters. [2021-12-06 19:38:29,487 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:38:29,487 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1248 transitions. Stem has 12 letters. Loop has 6 letters. [2021-12-06 19:38:29,487 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:38:29,487 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1248 transitions. Stem has 6 letters. Loop has 12 letters. [2021-12-06 19:38:29,487 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:38:29,487 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1681 states and 2699 transitions. [2021-12-06 19:38:29,503 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1038 [2021-12-06 19:38:29,514 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1681 states to 1204 states and 1936 transitions. [2021-12-06 19:38:29,514 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1130 [2021-12-06 19:38:29,516 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1133 [2021-12-06 19:38:29,516 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1204 states and 1936 transitions. [2021-12-06 19:38:29,517 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:29,517 INFO L681 BuchiCegarLoop]: Abstraction has 1204 states and 1936 transitions. [2021-12-06 19:38:29,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1204 states and 1936 transitions. [2021-12-06 19:38:29,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1204 to 497. [2021-12-06 19:38:29,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 497 states have (on average 1.6378269617706238) internal successors, (814), 496 states have internal predecessors, (814), 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) [2021-12-06 19:38:29,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 814 transitions. [2021-12-06 19:38:29,534 INFO L704 BuchiCegarLoop]: Abstraction has 497 states and 814 transitions. [2021-12-06 19:38:29,534 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:29,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:38:29,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:38:29,535 INFO L87 Difference]: Start difference. First operand 497 states and 814 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) [2021-12-06 19:38:29,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:29,574 INFO L93 Difference]: Finished difference Result 977 states and 1595 transitions. [2021-12-06 19:38:29,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:38:29,575 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 977 states and 1595 transitions. [2021-12-06 19:38:29,584 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 574 [2021-12-06 19:38:29,593 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 977 states to 977 states and 1595 transitions. [2021-12-06 19:38:29,593 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 839 [2021-12-06 19:38:29,594 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 839 [2021-12-06 19:38:29,595 INFO L73 IsDeterministic]: Start isDeterministic. Operand 977 states and 1595 transitions. [2021-12-06 19:38:29,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:29,595 INFO L681 BuchiCegarLoop]: Abstraction has 977 states and 1595 transitions. [2021-12-06 19:38:29,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states and 1595 transitions. [2021-12-06 19:38:29,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 499. [2021-12-06 19:38:29,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 499 states, 499 states have (on average 1.6312625250501003) internal successors, (814), 498 states have internal predecessors, (814), 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) [2021-12-06 19:38:29,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 814 transitions. [2021-12-06 19:38:29,607 INFO L704 BuchiCegarLoop]: Abstraction has 499 states and 814 transitions. [2021-12-06 19:38:29,607 INFO L587 BuchiCegarLoop]: Abstraction has 499 states and 814 transitions. [2021-12-06 19:38:29,607 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-06 19:38:29,607 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 499 states and 814 transitions. [2021-12-06 19:38:29,609 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 342 [2021-12-06 19:38:29,609 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:29,610 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:29,611 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:38:29,612 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] [2021-12-06 19:38:29,612 INFO L791 eck$LassoCheckResult]: Stem: 8540#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(48, 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; 8522#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; 8484#L74-2 assume !!(add_history_type_~var~0#1 < 3); 8486#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; 8531#L129 assume 0 == read_history_bool_~history_id#1; 8149#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 8057#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; 8364#L77 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 8365#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; 8264#L213 assume 0 == init_~tmp~1#1;init_#res#1 := 0; 8265#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; 8153#L37 assume !(0 == assume_abort_if_not_~cond#1); 8154#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; 8261#L515-2 [2021-12-06 19:38:29,613 INFO L793 eck$LassoCheckResult]: Loop: 8261#L515-2 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; 8466#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; 8136#L194-2 assume { :end_inline_write_history_bool } true; 8391#L348 assume 0 != ~gate1Failed~0 % 256; 8192#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 8193#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; 8211#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; 8367#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; 8104#L194-5 assume { :end_inline_write_history_bool } true; 8174#L379 assume 0 != ~gate2Failed~0 % 256; 8352#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 8353#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; 8511#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; 8060#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; 8061#L194-8 assume { :end_inline_write_history_bool } true; 8169#L410 assume 0 != ~gate3Failed~0 % 256; 8476#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 8319#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; 8320#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; 8377#L444 assume ~VALUE1~0 == ~VALUE2~0; 8441#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 8066#L472-2 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; 8327#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; 8393#L169-2 assume { :end_inline_write_history_int8 } true; 8270#L478 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; 8271#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 8335#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; 8197#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 8198#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; 8308#L129-12 assume 0 == read_history_bool_~history_id#1; 8349#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 8077#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; 8078#L265 assume !(0 == check_~tmp___3~0#1 % 256); 8145#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; 8398#L109-7 assume 3 == read_history_int8_~history_id#1; 8147#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 8140#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; 8194#L304 assume !(check_~tmp___10~0#1 > -2); 8266#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; 8403#L109-9 assume 3 == read_history_int8_~history_id#1; 8405#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 8191#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; 8314#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 8415#L324-1 check_#res#1 := 1; 8146#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; 8463#L539-72 assume !(0 == assert_~arg#1 % 256); 8498#L534-36 assume { :end_inline_assert } true; 8261#L515-2 [2021-12-06 19:38:29,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:29,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1422722665, now seen corresponding path program 1 times [2021-12-06 19:38:29,614 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:29,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129704261] [2021-12-06 19:38:29,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:29,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:29,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:29,653 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:29,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129704261] [2021-12-06 19:38:29,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129704261] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:29,653 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:29,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:38:29,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843161812] [2021-12-06 19:38:29,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:29,654 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:29,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:29,654 INFO L85 PathProgramCache]: Analyzing trace with hash -2101431150, now seen corresponding path program 1 times [2021-12-06 19:38:29,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:29,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893331398] [2021-12-06 19:38:29,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:29,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:29,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:29,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:29,689 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:29,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893331398] [2021-12-06 19:38:29,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893331398] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:29,689 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:29,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:38:29,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547984962] [2021-12-06 19:38:29,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:29,690 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:38:29,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:29,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:38:29,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:38:29,691 INFO L87 Difference]: Start difference. First operand 499 states and 814 transitions. cyclomatic complexity: 323 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) [2021-12-06 19:38:29,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:29,722 INFO L93 Difference]: Finished difference Result 501 states and 815 transitions. [2021-12-06 19:38:29,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:38:29,723 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 501 states and 815 transitions. [2021-12-06 19:38:29,727 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 342 [2021-12-06 19:38:29,732 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 501 states to 499 states and 810 transitions. [2021-12-06 19:38:29,732 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 428 [2021-12-06 19:38:29,732 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 428 [2021-12-06 19:38:29,733 INFO L73 IsDeterministic]: Start isDeterministic. Operand 499 states and 810 transitions. [2021-12-06 19:38:29,733 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:29,733 INFO L681 BuchiCegarLoop]: Abstraction has 499 states and 810 transitions. [2021-12-06 19:38:29,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states and 810 transitions. [2021-12-06 19:38:29,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 499. [2021-12-06 19:38:29,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 499 states, 499 states have (on average 1.623246492985972) internal successors, (810), 498 states have internal predecessors, (810), 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) [2021-12-06 19:38:29,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 810 transitions. [2021-12-06 19:38:29,745 INFO L704 BuchiCegarLoop]: Abstraction has 499 states and 810 transitions. [2021-12-06 19:38:29,745 INFO L587 BuchiCegarLoop]: Abstraction has 499 states and 810 transitions. [2021-12-06 19:38:29,745 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-06 19:38:29,745 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 499 states and 810 transitions. [2021-12-06 19:38:29,748 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 342 [2021-12-06 19:38:29,748 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:29,748 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:29,749 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] [2021-12-06 19:38:29,749 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-06 19:38:29,750 INFO L791 eck$LassoCheckResult]: Stem: 9549#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(48, 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; 9530#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; 9492#L74-2 assume !!(add_history_type_~var~0#1 < 3); 9494#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; 9539#L129 assume 0 == read_history_bool_~history_id#1; 9159#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 9067#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; 9373#L77 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 9374#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; 9274#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; 9107#L74-6 assume !!(add_history_type_~var~0#1 < 3); 9109#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; 9259#L129-3 assume 0 == read_history_bool_~history_id#1; 9288#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 9247#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; 9446#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 9223#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; 9307#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; 9182#L74-10 assume !!(add_history_type_~var~0#1 < 3); 9183#L75-4 [2021-12-06 19:38:29,750 INFO L793 eck$LassoCheckResult]: Loop: 9183#L75-4 assume !(0 == add_history_type_~history_id#1); 9397#L81-4 assume !(1 == add_history_type_~history_id#1); 9324#L87-4 assume !(2 == add_history_type_~history_id#1); 9233#L93-6 assume !(3 == add_history_type_~history_id#1); 9199#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; 9553#L74-10 assume !!(add_history_type_~var~0#1 < 3); 9183#L75-4 [2021-12-06 19:38:29,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:29,750 INFO L85 PathProgramCache]: Analyzing trace with hash 576829260, now seen corresponding path program 1 times [2021-12-06 19:38:29,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:29,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399516005] [2021-12-06 19:38:29,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:29,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:29,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:29,782 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:29,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399516005] [2021-12-06 19:38:29,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399516005] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:29,783 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:29,783 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:38:29,783 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258329405] [2021-12-06 19:38:29,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:29,783 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:29,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:29,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1197341531, now seen corresponding path program 1 times [2021-12-06 19:38:29,784 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:29,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720953593] [2021-12-06 19:38:29,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:29,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:38:29,788 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:38:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:38:29,793 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:38:29,821 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:38:29,821 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:38:29,821 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:38:29,821 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:38:29,821 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:38:29,821 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,821 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:38:29,821 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:38:29,821 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-06 19:38:29,821 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:38:29,821 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:38:29,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:29,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:29,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:29,874 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:38:29,874 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:38:29,874 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:29,875 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:29,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 19:38:29,877 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:29,877 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:29,887 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:29,887 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: [] [2021-12-06 19:38:29,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 19:38:29,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:29,917 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:29,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 19:38:29,919 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:29,919 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:29,932 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:29,932 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: [] [2021-12-06 19:38:29,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:29,951 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:29,952 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:29,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 19:38:29,952 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:29,953 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:29,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:29,978 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:29,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:29,979 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:29,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 19:38:29,980 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:38:29,980 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:30,046 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:38:30,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 19:38:30,048 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:38:30,048 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:38:30,048 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:38:30,049 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:38:30,049 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:38:30,049 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:30,049 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:38:30,049 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:38:30,049 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-06 19:38:30,049 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:38:30,049 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:38:30,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:30,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:30,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:30,096 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:38:30,096 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:38:30,096 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:30,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:30,097 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:30,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 19:38:30,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:38:30,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:38:30,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:38:30,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:38:30,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:38:30,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:38:30,106 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:38:30,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:38:30,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:38:30,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:30,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:30,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:30,127 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:30,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 19:38:30,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:38:30,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:38:30,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:38:30,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:38:30,137 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 19:38:30,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:38:30,138 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:38:30,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:38:30,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:38:30,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 19:38:30,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:30,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:30,159 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:30,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 19:38:30,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:38:30,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:38:30,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:38:30,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:38:30,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:38:30,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:38:30,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:38:30,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:38:30,170 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 19:38:30,172 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 19:38:30,172 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 19:38:30,172 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:30,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:30,173 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:30,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 19:38:30,178 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 19:38:30,178 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 19:38:30,178 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 19:38:30,178 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 [] [2021-12-06 19:38:30,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 19:38:30,197 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 19:38:30,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:30,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:38:30,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:38:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:30,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:38:30,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:38:30,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:30,295 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 [2021-12-06 19:38:30,295 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 499 states and 810 transitions. cyclomatic complexity: 319 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) [2021-12-06 19:38:30,316 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 499 states and 810 transitions. cyclomatic complexity: 319. 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 560 states and 912 transitions. Complement of second has 7 states. [2021-12-06 19:38:30,316 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 [2021-12-06 19:38:30,317 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) [2021-12-06 19:38:30,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 221 transitions. [2021-12-06 19:38:30,317 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 19 letters. Loop has 6 letters. [2021-12-06 19:38:30,317 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:38:30,317 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 25 letters. Loop has 6 letters. [2021-12-06 19:38:30,318 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:38:30,318 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 19 letters. Loop has 12 letters. [2021-12-06 19:38:30,318 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:38:30,318 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 560 states and 912 transitions. [2021-12-06 19:38:30,321 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 287 [2021-12-06 19:38:30,324 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 560 states to 555 states and 903 transitions. [2021-12-06 19:38:30,324 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 427 [2021-12-06 19:38:30,325 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 429 [2021-12-06 19:38:30,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 903 transitions. [2021-12-06 19:38:30,325 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:30,325 INFO L681 BuchiCegarLoop]: Abstraction has 555 states and 903 transitions. [2021-12-06 19:38:30,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 903 transitions. [2021-12-06 19:38:30,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 551. [2021-12-06 19:38:30,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 551 states, 551 states have (on average 1.631578947368421) internal successors, (899), 550 states have internal predecessors, (899), 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) [2021-12-06 19:38:30,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 899 transitions. [2021-12-06 19:38:30,333 INFO L704 BuchiCegarLoop]: Abstraction has 551 states and 899 transitions. [2021-12-06 19:38:30,334 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:30,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:38:30,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:38:30,334 INFO L87 Difference]: Start difference. First operand 551 states and 899 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) [2021-12-06 19:38:30,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:30,366 INFO L93 Difference]: Finished difference Result 794 states and 1279 transitions. [2021-12-06 19:38:30,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:38:30,367 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 794 states and 1279 transitions. [2021-12-06 19:38:30,371 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 519 [2021-12-06 19:38:30,376 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 794 states to 778 states and 1253 transitions. [2021-12-06 19:38:30,376 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 652 [2021-12-06 19:38:30,376 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 652 [2021-12-06 19:38:30,376 INFO L73 IsDeterministic]: Start isDeterministic. Operand 778 states and 1253 transitions. [2021-12-06 19:38:30,376 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:30,376 INFO L681 BuchiCegarLoop]: Abstraction has 778 states and 1253 transitions. [2021-12-06 19:38:30,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states and 1253 transitions. [2021-12-06 19:38:30,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 537. [2021-12-06 19:38:30,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 537 states, 537 states have (on average 1.62756052141527) internal successors, (874), 536 states have internal predecessors, (874), 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) [2021-12-06 19:38:30,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 874 transitions. [2021-12-06 19:38:30,385 INFO L704 BuchiCegarLoop]: Abstraction has 537 states and 874 transitions. [2021-12-06 19:38:30,386 INFO L587 BuchiCegarLoop]: Abstraction has 537 states and 874 transitions. [2021-12-06 19:38:30,386 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-06 19:38:30,386 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 537 states and 874 transitions. [2021-12-06 19:38:30,387 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 287 [2021-12-06 19:38:30,388 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:30,388 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:30,388 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] [2021-12-06 19:38:30,388 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-06 19:38:30,389 INFO L791 eck$LassoCheckResult]: Stem: 12091#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(48, 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; 12074#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; 12030#L74-2 assume !!(add_history_type_~var~0#1 < 3); 12031#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; 12082#L129 assume 0 == read_history_bool_~history_id#1; 11667#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 11572#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; 11912#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 11733#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; 11734#L74-2 assume !(add_history_type_~var~0#1 < 3); 12032#L74-3 add_history_type_#res#1 := 1; 12092#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; 11794#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; 11610#L74-6 assume !!(add_history_type_~var~0#1 < 3); 11612#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; 11779#L129-3 assume 0 == read_history_bool_~history_id#1; 11809#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 11766#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; 11983#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 11738#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; 11831#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; 11968#L74-10 assume !!(add_history_type_~var~0#1 < 3); 11946#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; 11862#L129-6 assume 0 == read_history_bool_~history_id#1; 11863#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 11629#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; 11871#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 11708#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; 12010#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; 11978#L74-14 assume !!(add_history_type_~var~0#1 < 3); 11979#L75-6 [2021-12-06 19:38:30,389 INFO L793 eck$LassoCheckResult]: Loop: 11979#L75-6 assume !(0 == add_history_type_~history_id#1); 12070#L81-6 assume !(1 == add_history_type_~history_id#1); 11587#L87-6 assume !(2 == add_history_type_~history_id#1); 11588#L93-9 assume !(3 == add_history_type_~history_id#1); 11674#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; 12094#L74-14 assume !!(add_history_type_~var~0#1 < 3); 11979#L75-6 [2021-12-06 19:38:30,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:30,389 INFO L85 PathProgramCache]: Analyzing trace with hash -2009806385, now seen corresponding path program 1 times [2021-12-06 19:38:30,389 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:30,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450544130] [2021-12-06 19:38:30,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:30,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:30,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:30,413 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:30,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450544130] [2021-12-06 19:38:30,413 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450544130] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:38:30,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [121059841] [2021-12-06 19:38:30,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:30,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:38:30,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:30,414 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:38:30,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-12-06 19:38:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:30,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 19:38:30,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:38:30,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:30,502 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:38:30,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:30,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [121059841] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:38:30,544 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:38:30,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-06 19:38:30,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962215618] [2021-12-06 19:38:30,545 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:38:30,545 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:30,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:30,545 INFO L85 PathProgramCache]: Analyzing trace with hash 180771675, now seen corresponding path program 1 times [2021-12-06 19:38:30,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:30,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746752129] [2021-12-06 19:38:30,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:30,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:30,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:38:30,550 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:38:30,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:38:30,554 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:38:30,573 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:38:30,573 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:38:30,573 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:38:30,573 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:38:30,573 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:38:30,573 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:30,573 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:38:30,573 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:38:30,574 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c_Iteration5_Loop [2021-12-06 19:38:30,574 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:38:30,574 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:38:30,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:30,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:30,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:30,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 19:38:30,636 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:38:30,636 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:38:30,636 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:30,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:30,637 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:30,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 19:38:30,638 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:30,638 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:30,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-06 19:38:30,674 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:30,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:30,674 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:30,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 19:38:30,675 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:38:30,675 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:30,740 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:38:30,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:30,742 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:38:30,742 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:38:30,742 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:38:30,742 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:38:30,742 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:38:30,742 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:30,742 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:38:30,742 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:38:30,742 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c_Iteration5_Loop [2021-12-06 19:38:30,742 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:38:30,742 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:38:30,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:30,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:30,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:30,787 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:38:30,787 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:38:30,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:30,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:30,788 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:30,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 19:38:30,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:38:30,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:38:30,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:38:30,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:38:30,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:38:30,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:38:30,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:38:30,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:38:30,798 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 19:38:30,800 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 19:38:30,800 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 19:38:30,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:30,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:30,801 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:30,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 19:38:30,802 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 19:38:30,802 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 19:38:30,802 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 19:38:30,802 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 [] [2021-12-06 19:38:30,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:30,821 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 19:38:30,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:30,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:38:30,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:38:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:30,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:38:30,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:38:30,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:30,898 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 [2021-12-06 19:38:30,899 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 537 states and 874 transitions. cyclomatic complexity: 345 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) [2021-12-06 19:38:30,940 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 537 states and 874 transitions. cyclomatic complexity: 345. 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 1303 states and 2097 transitions. Complement of second has 6 states. [2021-12-06 19:38:30,940 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 [2021-12-06 19:38:30,941 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) [2021-12-06 19:38:30,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1062 transitions. [2021-12-06 19:38:30,942 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1062 transitions. Stem has 30 letters. Loop has 6 letters. [2021-12-06 19:38:30,942 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:38:30,942 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1062 transitions. Stem has 36 letters. Loop has 6 letters. [2021-12-06 19:38:30,943 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:38:30,943 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1062 transitions. Stem has 30 letters. Loop has 12 letters. [2021-12-06 19:38:30,943 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 19:38:30,943 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1303 states and 2097 transitions. [2021-12-06 19:38:30,950 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 464 [2021-12-06 19:38:30,954 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1303 states to 828 states and 1340 transitions. [2021-12-06 19:38:30,955 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 645 [2021-12-06 19:38:30,955 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 647 [2021-12-06 19:38:30,955 INFO L73 IsDeterministic]: Start isDeterministic. Operand 828 states and 1340 transitions. [2021-12-06 19:38:30,955 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:30,955 INFO L681 BuchiCegarLoop]: Abstraction has 828 states and 1340 transitions. [2021-12-06 19:38:30,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states and 1340 transitions. [2021-12-06 19:38:30,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 589. [2021-12-06 19:38:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 589 states, 589 states have (on average 1.634974533106961) internal successors, (963), 588 states have internal predecessors, (963), 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) [2021-12-06 19:38:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 589 states and 963 transitions. [2021-12-06 19:38:30,965 INFO L704 BuchiCegarLoop]: Abstraction has 589 states and 963 transitions. [2021-12-06 19:38:30,965 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:30,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 19:38:30,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:38:30,966 INFO L87 Difference]: Start difference. First operand 589 states and 963 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) [2021-12-06 19:38:31,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:31,041 INFO L93 Difference]: Finished difference Result 1974 states and 3202 transitions. [2021-12-06 19:38:31,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:38:31,042 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1974 states and 3202 transitions. [2021-12-06 19:38:31,053 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 928 [2021-12-06 19:38:31,074 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1974 states to 1966 states and 3178 transitions. [2021-12-06 19:38:31,075 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1428 [2021-12-06 19:38:31,077 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1428 [2021-12-06 19:38:31,077 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1966 states and 3178 transitions. [2021-12-06 19:38:31,077 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:31,077 INFO L681 BuchiCegarLoop]: Abstraction has 1966 states and 3178 transitions. [2021-12-06 19:38:31,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1966 states and 3178 transitions. [2021-12-06 19:38:31,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1966 to 938. [2021-12-06 19:38:31,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 938 states, 938 states have (on average 1.6417910447761195) internal successors, (1540), 937 states have internal predecessors, (1540), 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) [2021-12-06 19:38:31,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1540 transitions. [2021-12-06 19:38:31,101 INFO L704 BuchiCegarLoop]: Abstraction has 938 states and 1540 transitions. [2021-12-06 19:38:31,101 INFO L587 BuchiCegarLoop]: Abstraction has 938 states and 1540 transitions. [2021-12-06 19:38:31,101 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-06 19:38:31,101 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 938 states and 1540 transitions. [2021-12-06 19:38:31,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-06 19:38:31,105 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 232 [2021-12-06 19:38:31,105 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:31,106 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:31,107 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] [2021-12-06 19:38:31,107 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] [2021-12-06 19:38:31,108 INFO L791 eck$LassoCheckResult]: Stem: 16859#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(48, 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; 16839#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; 16793#L74-2 assume !!(add_history_type_~var~0#1 < 3); 16794#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; 16850#L129 assume 0 == read_history_bool_~history_id#1; 16388#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16282#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; 16661#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 16460#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; 16461#L74-2 assume !!(add_history_type_~var~0#1 < 3); 16795#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; 16912#L129 assume 0 == read_history_bool_~history_id#1; 16908#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16903#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; 16901#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 16900#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; 16899#L74-2 assume !!(add_history_type_~var~0#1 < 3); 16863#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; 16898#L129 assume 0 == read_history_bool_~history_id#1; 16879#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16868#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; 16867#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 16866#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; 16862#L74-2 assume !(add_history_type_~var~0#1 < 3); 16861#L74-3 add_history_type_#res#1 := 1; 16860#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; 16528#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; 16323#L74-6 assume !!(add_history_type_~var~0#1 < 3); 16325#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; 16510#L129-3 assume 0 == read_history_bool_~history_id#1; 16543#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16497#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; 16746#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 16465#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; 16565#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; 16727#L74-10 assume !!(add_history_type_~var~0#1 < 3); 16701#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; 16604#L129-6 assume 0 == read_history_bool_~history_id#1; 16605#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16343#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; 16613#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 16436#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; 16773#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; 16851#L74-14 assume !!(add_history_type_~var~0#1 < 3); 16566#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; 16570#L129-9 assume 0 == read_history_bool_~history_id#1; 16677#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16352#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; 16353#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 16394#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; 16658#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 16779#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; 16390#L37 assume !(0 == assume_abort_if_not_~cond#1); 16391#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; 16524#L515-2 [2021-12-06 19:38:31,108 INFO L793 eck$LassoCheckResult]: Loop: 16524#L515-2 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; 16772#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; 16372#L194-2 assume { :end_inline_write_history_bool } true; 16691#L348 assume 0 != ~gate1Failed~0 % 256; 16441#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 16442#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; 16463#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; 16662#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; 16329#L194-5 assume { :end_inline_write_history_bool } true; 16414#L379 assume 0 != ~gate2Failed~0 % 256; 16649#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 16650#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; 16826#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; 16283#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; 16284#L194-8 assume { :end_inline_write_history_bool } true; 16406#L410 assume 0 != ~gate3Failed~0 % 256; 16783#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 16600#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; 16601#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; 16675#L444 assume ~VALUE1~0 == ~VALUE2~0; 16749#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 16289#L472-2 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; 16610#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; 16693#L169-2 assume { :end_inline_write_history_int8 } true; 16534#L478 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; 16535#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 16622#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; 16446#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 16447#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; 16586#L129-12 assume 0 == read_history_bool_~history_id#1; 16645#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16303#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; 16304#L265 assume !(0 == check_~tmp___3~0#1 % 256); 16384#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; 16700#L109-7 assume 3 == read_history_int8_~history_id#1; 16386#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 16376#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; 16443#L304 assume !(check_~tmp___10~0#1 > -2); 16529#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; 16708#L109-9 assume 3 == read_history_int8_~history_id#1; 16710#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 16440#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; 16593#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 16721#L324-1 check_#res#1 := 1; 16385#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; 16769#L539-72 assume !(0 == assert_~arg#1 % 256); 16809#L534-36 assume { :end_inline_assert } true; 16524#L515-2 [2021-12-06 19:38:31,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 1 times [2021-12-06 19:38:31,108 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352154152] [2021-12-06 19:38:31,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,141 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 19:38:31,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352154152] [2021-12-06 19:38:31,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352154152] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,142 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,142 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:38:31,142 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065394434] [2021-12-06 19:38:31,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,142 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:31,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,143 INFO L85 PathProgramCache]: Analyzing trace with hash -2101431150, now seen corresponding path program 2 times [2021-12-06 19:38:31,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800921420] [2021-12-06 19:38:31,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:31,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800921420] [2021-12-06 19:38:31,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800921420] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,160 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:38:31,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220096882] [2021-12-06 19:38:31,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,160 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:38:31,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:31,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:38:31,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:38:31,161 INFO L87 Difference]: Start difference. First operand 938 states and 1540 transitions. cyclomatic complexity: 610 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) [2021-12-06 19:38:31,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:31,182 INFO L93 Difference]: Finished difference Result 1139 states and 1862 transitions. [2021-12-06 19:38:31,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:38:31,183 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1139 states and 1862 transitions. [2021-12-06 19:38:31,192 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 433 [2021-12-06 19:38:31,201 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1139 states to 1139 states and 1862 transitions. [2021-12-06 19:38:31,201 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 707 [2021-12-06 19:38:31,202 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 707 [2021-12-06 19:38:31,202 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1139 states and 1862 transitions. [2021-12-06 19:38:31,202 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:31,202 INFO L681 BuchiCegarLoop]: Abstraction has 1139 states and 1862 transitions. [2021-12-06 19:38:31,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1139 states and 1862 transitions. [2021-12-06 19:38:31,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1139 to 935. [2021-12-06 19:38:31,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 935 states, 935 states have (on average 1.6406417112299465) internal successors, (1534), 934 states have internal predecessors, (1534), 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) [2021-12-06 19:38:31,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1534 transitions. [2021-12-06 19:38:31,224 INFO L704 BuchiCegarLoop]: Abstraction has 935 states and 1534 transitions. [2021-12-06 19:38:31,224 INFO L587 BuchiCegarLoop]: Abstraction has 935 states and 1534 transitions. [2021-12-06 19:38:31,224 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-06 19:38:31,224 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 935 states and 1534 transitions. [2021-12-06 19:38:31,229 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 229 [2021-12-06 19:38:31,229 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:31,229 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:31,232 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] [2021-12-06 19:38:31,232 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] [2021-12-06 19:38:31,232 INFO L791 eck$LassoCheckResult]: Stem: 18946#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(48, 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; 18923#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; 18873#L74-2 assume !!(add_history_type_~var~0#1 < 3); 18874#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; 18937#L129 assume 0 == read_history_bool_~history_id#1; 18472#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18368#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; 18743#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 18544#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; 18545#L74-2 assume !!(add_history_type_~var~0#1 < 3); 18875#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; 19089#L129 assume 0 == read_history_bool_~history_id#1; 19083#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 19078#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; 19071#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 19070#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; 19069#L74-2 assume !!(add_history_type_~var~0#1 < 3); 18952#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; 19068#L129 assume 0 == read_history_bool_~history_id#1; 19048#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 19041#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; 19039#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 18953#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; 18951#L74-2 assume !(add_history_type_~var~0#1 < 3); 18948#L74-3 add_history_type_#res#1 := 1; 18947#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; 18611#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; 18409#L74-6 assume !!(add_history_type_~var~0#1 < 3); 18411#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; 18593#L129-3 assume 0 == read_history_bool_~history_id#1; 18626#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18580#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; 18826#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 18549#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; 18648#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; 18808#L74-10 assume !!(add_history_type_~var~0#1 < 3); 18784#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; 18687#L129-6 assume 0 == read_history_bool_~history_id#1; 18688#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18427#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; 18696#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 18520#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; 18853#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; 18938#L74-14 assume !!(add_history_type_~var~0#1 < 3); 18649#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; 18653#L129-9 assume 0 == read_history_bool_~history_id#1; 18759#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18436#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; 18437#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 18478#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; 18740#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 18859#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; 18474#L37 assume !(0 == assume_abort_if_not_~cond#1); 18475#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; 18607#L515-2 [2021-12-06 19:38:31,233 INFO L793 eck$LassoCheckResult]: Loop: 18607#L515-2 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; 18852#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; 18456#L194-2 assume { :end_inline_write_history_bool } true; 18774#L348 assume 0 != ~gate1Failed~0 % 256; 18525#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 18526#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; 18547#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; 18744#L184-2 assume !(0 == write_history_bool_~history_id#1); 18457#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; 18458#L194-5 assume { :end_inline_write_history_bool } true; 18498#L379 assume 0 != ~gate2Failed~0 % 256; 18731#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 18732#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; 18906#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; 18369#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; 18370#L194-8 assume { :end_inline_write_history_bool } true; 18491#L410 assume 0 != ~gate3Failed~0 % 256; 18863#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 18683#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; 18684#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; 18757#L444 assume ~VALUE1~0 == ~VALUE2~0; 18829#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 18375#L472-2 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; 18693#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; 18776#L169-2 assume { :end_inline_write_history_int8 } true; 18617#L478 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; 18618#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 18705#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; 18530#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 18531#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; 18669#L129-12 assume 0 == read_history_bool_~history_id#1; 18727#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18389#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; 18390#L265 assume !(0 == check_~tmp___3~0#1 % 256); 18468#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; 18783#L109-7 assume 3 == read_history_int8_~history_id#1; 18470#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 18460#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; 18527#L304 assume !(check_~tmp___10~0#1 > -2); 18612#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; 18789#L109-9 assume 3 == read_history_int8_~history_id#1; 18791#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 18524#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; 18676#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 18802#L324-1 check_#res#1 := 1; 18469#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; 18849#L539-72 assume !(0 == assert_~arg#1 % 256); 18889#L534-36 assume { :end_inline_assert } true; 18607#L515-2 [2021-12-06 19:38:31,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 2 times [2021-12-06 19:38:31,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858021924] [2021-12-06 19:38:31,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,272 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 19:38:31,272 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858021924] [2021-12-06 19:38:31,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858021924] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,273 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:38:31,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709821480] [2021-12-06 19:38:31,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,273 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:31,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1727165880, now seen corresponding path program 1 times [2021-12-06 19:38:31,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575507660] [2021-12-06 19:38:31,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:31,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575507660] [2021-12-06 19:38:31,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575507660] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,297 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:38:31,297 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037593057] [2021-12-06 19:38:31,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,297 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:38:31,298 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:31,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:38:31,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:38:31,298 INFO L87 Difference]: Start difference. First operand 935 states and 1534 transitions. cyclomatic complexity: 607 Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2021-12-06 19:38:31,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:31,316 INFO L93 Difference]: Finished difference Result 949 states and 1551 transitions. [2021-12-06 19:38:31,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:38:31,317 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 949 states and 1551 transitions. [2021-12-06 19:38:31,322 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 242 [2021-12-06 19:38:31,327 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 949 states to 949 states and 1551 transitions. [2021-12-06 19:38:31,327 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 517 [2021-12-06 19:38:31,328 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 517 [2021-12-06 19:38:31,328 INFO L73 IsDeterministic]: Start isDeterministic. Operand 949 states and 1551 transitions. [2021-12-06 19:38:31,328 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:31,328 INFO L681 BuchiCegarLoop]: Abstraction has 949 states and 1551 transitions. [2021-12-06 19:38:31,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states and 1551 transitions. [2021-12-06 19:38:31,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 935. [2021-12-06 19:38:31,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 935 states, 935 states have (on average 1.6385026737967914) internal successors, (1532), 934 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) [2021-12-06 19:38:31,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1532 transitions. [2021-12-06 19:38:31,342 INFO L704 BuchiCegarLoop]: Abstraction has 935 states and 1532 transitions. [2021-12-06 19:38:31,342 INFO L587 BuchiCegarLoop]: Abstraction has 935 states and 1532 transitions. [2021-12-06 19:38:31,342 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-06 19:38:31,342 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 935 states and 1532 transitions. [2021-12-06 19:38:31,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 229 [2021-12-06 19:38:31,345 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:31,345 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:31,346 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] [2021-12-06 19:38:31,346 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] [2021-12-06 19:38:31,346 INFO L791 eck$LassoCheckResult]: Stem: 20846#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(48, 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; 20823#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; 20773#L74-2 assume !!(add_history_type_~var~0#1 < 3); 20774#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; 20834#L129 assume 0 == read_history_bool_~history_id#1; 20365#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20261#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; 20640#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 20439#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; 20440#L74-2 assume !!(add_history_type_~var~0#1 < 3); 20775#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; 20877#L129 assume 0 == read_history_bool_~history_id#1; 20873#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20868#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; 20867#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 20866#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; 20865#L74-2 assume !!(add_history_type_~var~0#1 < 3); 20850#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; 20862#L129 assume 0 == read_history_bool_~history_id#1; 20858#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20853#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; 20852#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 20851#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; 20849#L74-2 assume !(add_history_type_~var~0#1 < 3); 20848#L74-3 add_history_type_#res#1 := 1; 20847#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; 20506#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; 20301#L74-6 assume !!(add_history_type_~var~0#1 < 3); 20303#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; 20488#L129-3 assume 0 == read_history_bool_~history_id#1; 20521#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20475#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; 20722#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 20444#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; 20543#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; 20704#L74-10 assume !!(add_history_type_~var~0#1 < 3); 20680#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; 20582#L129-6 assume 0 == read_history_bool_~history_id#1; 20583#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20320#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; 20591#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 20415#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; 20751#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; 20837#L74-14 assume !!(add_history_type_~var~0#1 < 3); 20544#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; 20548#L129-9 assume 0 == read_history_bool_~history_id#1; 20656#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20329#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; 20330#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 20371#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; 20637#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 20758#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; 20367#L37 assume !(0 == assume_abort_if_not_~cond#1); 20368#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; 20502#L515-2 [2021-12-06 19:38:31,347 INFO L793 eck$LassoCheckResult]: Loop: 20502#L515-2 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; 20750#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; 20349#L194-2 assume { :end_inline_write_history_bool } true; 20670#L348 assume 0 != ~gate1Failed~0 % 256; 20420#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 20421#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; 20442#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; 20641#L184-2 assume !(0 == write_history_bool_~history_id#1); 20350#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; 20351#L194-5 assume { :end_inline_write_history_bool } true; 20393#L379 assume 0 != ~gate2Failed~0 % 256; 20628#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 20629#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; 20808#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; 20262#L184-4 assume !(0 == write_history_bool_~history_id#1); 20263#L189-4 assume !(1 == write_history_bool_~history_id#1); 20503#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; 20385#L194-8 assume { :end_inline_write_history_bool } true; 20386#L410 assume 0 != ~gate3Failed~0 % 256; 20763#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 20578#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; 20579#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; 20654#L444 assume ~VALUE1~0 == ~VALUE2~0; 20725#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 20267#L472-2 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; 20588#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; 20672#L169-2 assume { :end_inline_write_history_int8 } true; 20512#L478 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; 20513#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 20601#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; 20425#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 20426#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; 20564#L129-12 assume 0 == read_history_bool_~history_id#1; 20624#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20281#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; 20282#L265 assume !(0 == check_~tmp___3~0#1 % 256); 20361#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; 20679#L109-7 assume 3 == read_history_int8_~history_id#1; 20363#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 20353#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; 20422#L304 assume !(check_~tmp___10~0#1 > -2); 20507#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; 20685#L109-9 assume 3 == read_history_int8_~history_id#1; 20687#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 20419#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; 20571#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 20698#L324-1 check_#res#1 := 1; 20362#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; 20747#L539-72 assume !(0 == assert_~arg#1 % 256); 20789#L534-36 assume { :end_inline_assert } true; 20502#L515-2 [2021-12-06 19:38:31,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 3 times [2021-12-06 19:38:31,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582812849] [2021-12-06 19:38:31,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,375 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 19:38:31,375 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582812849] [2021-12-06 19:38:31,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582812849] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,376 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,376 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:38:31,376 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636364845] [2021-12-06 19:38:31,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,376 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:31,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,376 INFO L85 PathProgramCache]: Analyzing trace with hash 689330467, now seen corresponding path program 1 times [2021-12-06 19:38:31,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38637918] [2021-12-06 19:38:31,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:31,411 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38637918] [2021-12-06 19:38:31,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38637918] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,411 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,411 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:38:31,411 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078309580] [2021-12-06 19:38:31,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,412 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:38:31,412 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:31,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:38:31,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:38:31,412 INFO L87 Difference]: Start difference. First operand 935 states and 1532 transitions. cyclomatic complexity: 605 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) [2021-12-06 19:38:31,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:31,430 INFO L93 Difference]: Finished difference Result 1145 states and 1864 transitions. [2021-12-06 19:38:31,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:38:31,431 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1145 states and 1864 transitions. [2021-12-06 19:38:31,437 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 439 [2021-12-06 19:38:31,444 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1145 states to 1145 states and 1864 transitions. [2021-12-06 19:38:31,444 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 713 [2021-12-06 19:38:31,445 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 713 [2021-12-06 19:38:31,445 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1145 states and 1864 transitions. [2021-12-06 19:38:31,445 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:31,445 INFO L681 BuchiCegarLoop]: Abstraction has 1145 states and 1864 transitions. [2021-12-06 19:38:31,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1145 states and 1864 transitions. [2021-12-06 19:38:31,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1145 to 987. [2021-12-06 19:38:31,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 987 states, 987 states have (on average 1.6261398176291793) internal successors, (1605), 986 states have internal predecessors, (1605), 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) [2021-12-06 19:38:31,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 987 states and 1605 transitions. [2021-12-06 19:38:31,462 INFO L704 BuchiCegarLoop]: Abstraction has 987 states and 1605 transitions. [2021-12-06 19:38:31,462 INFO L587 BuchiCegarLoop]: Abstraction has 987 states and 1605 transitions. [2021-12-06 19:38:31,462 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-06 19:38:31,462 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 987 states and 1605 transitions. [2021-12-06 19:38:31,465 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 281 [2021-12-06 19:38:31,465 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:31,465 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:31,466 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] [2021-12-06 19:38:31,466 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] [2021-12-06 19:38:31,466 INFO L791 eck$LassoCheckResult]: Stem: 22937#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(48, 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; 22915#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; 22867#L74-2 assume !!(add_history_type_~var~0#1 < 3); 22868#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; 22935#L129 assume 0 == read_history_bool_~history_id#1; 22453#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22350#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; 22727#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 22527#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; 22528#L74-2 assume !!(add_history_type_~var~0#1 < 3); 22869#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; 22927#L129 assume 0 == read_history_bool_~history_id#1; 23060#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 23055#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; 23053#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 23051#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; 23050#L74-2 assume !!(add_history_type_~var~0#1 < 3); 22943#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; 23047#L129 assume 0 == read_history_bool_~history_id#1; 23041#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 23026#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; 23023#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 22944#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; 22942#L74-2 assume !(add_history_type_~var~0#1 < 3); 22939#L74-3 add_history_type_#res#1 := 1; 22938#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; 22594#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; 22390#L74-6 assume !!(add_history_type_~var~0#1 < 3); 22392#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; 22576#L129-3 assume 0 == read_history_bool_~history_id#1; 22610#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22563#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; 22814#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 22532#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; 22632#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; 22796#L74-10 assume !!(add_history_type_~var~0#1 < 3); 22769#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; 22671#L129-6 assume 0 == read_history_bool_~history_id#1; 22672#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22408#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; 22681#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 22503#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; 22843#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; 22928#L74-14 assume !!(add_history_type_~var~0#1 < 3); 22633#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; 22637#L129-9 assume 0 == read_history_bool_~history_id#1; 22745#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22417#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; 22418#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 22459#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; 22724#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 22849#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; 22455#L37 assume !(0 == assume_abort_if_not_~cond#1); 22456#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; 22590#L515-2 [2021-12-06 19:38:31,467 INFO L793 eck$LassoCheckResult]: Loop: 22590#L515-2 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; 22842#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; 22437#L194-2 assume { :end_inline_write_history_bool } true; 22759#L348 assume 0 != ~gate1Failed~0 % 256; 22508#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 22509#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; 22788#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; 22728#L184-2 assume !(0 == write_history_bool_~history_id#1); 22729#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; 22480#L194-5 assume { :end_inline_write_history_bool } true; 22481#L379 assume 0 != ~gate2Failed~0 % 256; 22715#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 22716#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; 22900#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; 22351#L184-4 assume !(0 == write_history_bool_~history_id#1); 22352#L189-4 assume !(1 == write_history_bool_~history_id#1); 22591#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; 22472#L194-8 assume { :end_inline_write_history_bool } true; 22473#L410 assume 0 != ~gate3Failed~0 % 256; 22857#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 22667#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; 22668#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; 22854#L444 assume ~VALUE1~0 == ~VALUE2~0; 22856#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 22677#L472-2 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; 22678#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; 22761#L169-2 assume { :end_inline_write_history_int8 } true; 22600#L478 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; 22601#L252 assume !(0 == ~gate1Failed~0 % 256); 22690#L255 assume 0 == ~gate2Failed~0 % 256;check_~tmp~2#1 := 1; 22792#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; 22513#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 22514#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; 22653#L129-12 assume 0 == read_history_bool_~history_id#1; 22711#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22370#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; 22371#L265 assume !(0 == check_~tmp___3~0#1 % 256); 22449#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; 22768#L109-7 assume 3 == read_history_int8_~history_id#1; 22451#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 22441#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; 22510#L304 assume !(check_~tmp___10~0#1 > -2); 22595#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; 22774#L109-9 assume 3 == read_history_int8_~history_id#1; 22776#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 22507#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; 22660#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 22789#L324-1 check_#res#1 := 1; 22450#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; 22839#L539-72 assume !(0 == assert_~arg#1 % 256); 22883#L534-36 assume { :end_inline_assert } true; 22590#L515-2 [2021-12-06 19:38:31,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 4 times [2021-12-06 19:38:31,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16894493] [2021-12-06 19:38:31,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,493 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 19:38:31,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16894493] [2021-12-06 19:38:31,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16894493] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,494 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:38:31,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956085566] [2021-12-06 19:38:31,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,494 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:31,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,495 INFO L85 PathProgramCache]: Analyzing trace with hash 882154533, now seen corresponding path program 1 times [2021-12-06 19:38:31,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591341653] [2021-12-06 19:38:31,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:31,516 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591341653] [2021-12-06 19:38:31,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591341653] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,516 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:38:31,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315337395] [2021-12-06 19:38:31,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,517 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:38:31,517 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:31,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:38:31,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:38:31,517 INFO L87 Difference]: Start difference. First operand 987 states and 1605 transitions. cyclomatic complexity: 626 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) [2021-12-06 19:38:31,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:31,536 INFO L93 Difference]: Finished difference Result 1239 states and 1999 transitions. [2021-12-06 19:38:31,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:38:31,537 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1239 states and 1999 transitions. [2021-12-06 19:38:31,541 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 533 [2021-12-06 19:38:31,548 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1239 states to 1239 states and 1999 transitions. [2021-12-06 19:38:31,548 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 807 [2021-12-06 19:38:31,549 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 807 [2021-12-06 19:38:31,549 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1239 states and 1999 transitions. [2021-12-06 19:38:31,549 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:31,549 INFO L681 BuchiCegarLoop]: Abstraction has 1239 states and 1999 transitions. [2021-12-06 19:38:31,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1239 states and 1999 transitions. [2021-12-06 19:38:31,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1239 to 1062. [2021-12-06 19:38:31,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1062 states, 1062 states have (on average 1.612994350282486) internal successors, (1713), 1061 states have internal predecessors, (1713), 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) [2021-12-06 19:38:31,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 1062 states and 1713 transitions. [2021-12-06 19:38:31,564 INFO L704 BuchiCegarLoop]: Abstraction has 1062 states and 1713 transitions. [2021-12-06 19:38:31,564 INFO L587 BuchiCegarLoop]: Abstraction has 1062 states and 1713 transitions. [2021-12-06 19:38:31,564 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-06 19:38:31,564 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1062 states and 1713 transitions. [2021-12-06 19:38:31,566 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 356 [2021-12-06 19:38:31,566 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:31,567 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:31,567 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] [2021-12-06 19:38:31,567 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] [2021-12-06 19:38:31,568 INFO L791 eck$LassoCheckResult]: Stem: 25178#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(48, 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; 25150#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; 25100#L74-2 assume !!(add_history_type_~var~0#1 < 3); 25101#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; 25163#L129 assume 0 == read_history_bool_~history_id#1; 24689#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24585#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; 24963#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 24762#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; 24763#L74-2 assume !!(add_history_type_~var~0#1 < 3); 25102#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; 25314#L129 assume 0 == read_history_bool_~history_id#1; 25301#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 25296#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; 25295#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 25294#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; 25293#L74-2 assume !!(add_history_type_~var~0#1 < 3); 25183#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; 25291#L129 assume 0 == read_history_bool_~history_id#1; 25272#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 25186#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; 25185#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 25184#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; 25182#L74-2 assume !(add_history_type_~var~0#1 < 3); 25180#L74-3 add_history_type_#res#1 := 1; 25179#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; 24830#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; 24625#L74-6 assume !!(add_history_type_~var~0#1 < 3); 24627#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; 24811#L129-3 assume 0 == read_history_bool_~history_id#1; 24845#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24798#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; 25050#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 24767#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; 24867#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; 25031#L74-10 assume !!(add_history_type_~var~0#1 < 3); 25004#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; 24908#L129-6 assume 0 == read_history_bool_~history_id#1; 24909#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24644#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; 24917#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 24738#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; 25078#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; 25164#L74-14 assume !!(add_history_type_~var~0#1 < 3); 24868#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; 24872#L129-9 assume 0 == read_history_bool_~history_id#1; 24979#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24653#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; 24654#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 24695#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; 24960#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 25084#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; 24691#L37 assume !(0 == assume_abort_if_not_~cond#1); 24692#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; 24825#L515-2 [2021-12-06 19:38:31,568 INFO L793 eck$LassoCheckResult]: Loop: 24825#L515-2 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; 25077#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; 24673#L194-2 assume { :end_inline_write_history_bool } true; 24994#L348 assume 0 != ~gate1Failed~0 % 256; 24743#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 24744#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; 25024#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; 24964#L184-2 assume !(0 == write_history_bool_~history_id#1); 24674#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; 24675#L194-5 assume { :end_inline_write_history_bool } true; 24716#L379 assume 0 != ~gate2Failed~0 % 256; 25093#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 25617#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; 25615#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; 25613#L184-4 assume !(0 == write_history_bool_~history_id#1); 25612#L189-4 assume !(1 == write_history_bool_~history_id#1); 25609#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; 25608#L194-8 assume { :end_inline_write_history_bool } true; 25607#L410 assume 0 != ~gate3Failed~0 % 256; 25606#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 25583#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; 25582#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; 25581#L444 assume ~VALUE1~0 == ~VALUE2~0; 25569#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 25564#L472-2 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; 25561#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; 24996#L169-2 assume { :end_inline_write_history_int8 } true; 24836#L478 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; 24837#L252 assume !(0 == ~gate1Failed~0 % 256); 24926#L255 assume !(0 == ~gate2Failed~0 % 256); 25028#L258 assume 0 == ~gate3Failed~0 % 256;check_~tmp~2#1 := 1; 25146#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; 24748#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 24749#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; 24889#L129-12 assume 0 == read_history_bool_~history_id#1; 24947#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24605#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; 24606#L265 assume !(0 == check_~tmp___3~0#1 % 256); 24685#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; 25003#L109-7 assume 3 == read_history_int8_~history_id#1; 24687#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 24677#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; 24745#L304 assume !(check_~tmp___10~0#1 > -2); 24831#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; 25010#L109-9 assume 3 == read_history_int8_~history_id#1; 25012#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 24742#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; 24896#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 25025#L324-1 check_#res#1 := 1; 24686#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; 25074#L539-72 assume !(0 == assert_~arg#1 % 256); 25117#L534-36 assume { :end_inline_assert } true; 24825#L515-2 [2021-12-06 19:38:31,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 5 times [2021-12-06 19:38:31,568 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919433621] [2021-12-06 19:38:31,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,590 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 19:38:31,591 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919433621] [2021-12-06 19:38:31,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919433621] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,591 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,591 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:38:31,591 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427673767] [2021-12-06 19:38:31,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,591 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:31,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,591 INFO L85 PathProgramCache]: Analyzing trace with hash 964386430, now seen corresponding path program 1 times [2021-12-06 19:38:31,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162674915] [2021-12-06 19:38:31,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:31,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162674915] [2021-12-06 19:38:31,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162674915] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,608 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,608 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:38:31,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624979615] [2021-12-06 19:38:31,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,609 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:38:31,609 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:31,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:38:31,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:38:31,609 INFO L87 Difference]: Start difference. First operand 1062 states and 1713 transitions. cyclomatic complexity: 659 Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 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) [2021-12-06 19:38:31,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:31,628 INFO L93 Difference]: Finished difference Result 1350 states and 2163 transitions. [2021-12-06 19:38:31,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:38:31,629 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1350 states and 2163 transitions. [2021-12-06 19:38:31,635 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 644 [2021-12-06 19:38:31,645 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1350 states to 1350 states and 2163 transitions. [2021-12-06 19:38:31,645 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 918 [2021-12-06 19:38:31,646 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 918 [2021-12-06 19:38:31,646 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1350 states and 2163 transitions. [2021-12-06 19:38:31,647 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:31,647 INFO L681 BuchiCegarLoop]: Abstraction has 1350 states and 2163 transitions. [2021-12-06 19:38:31,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1350 states and 2163 transitions. [2021-12-06 19:38:31,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1350 to 1141. [2021-12-06 19:38:31,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1141 states, 1141 states have (on average 1.6082383873794917) internal successors, (1835), 1140 states have internal predecessors, (1835), 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) [2021-12-06 19:38:31,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 1835 transitions. [2021-12-06 19:38:31,671 INFO L704 BuchiCegarLoop]: Abstraction has 1141 states and 1835 transitions. [2021-12-06 19:38:31,671 INFO L587 BuchiCegarLoop]: Abstraction has 1141 states and 1835 transitions. [2021-12-06 19:38:31,671 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-06 19:38:31,671 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1141 states and 1835 transitions. [2021-12-06 19:38:31,674 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 435 [2021-12-06 19:38:31,674 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:31,674 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:31,676 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] [2021-12-06 19:38:31,676 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] [2021-12-06 19:38:31,676 INFO L791 eck$LassoCheckResult]: Stem: 27602#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(48, 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; 27577#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; 27527#L74-2 assume !!(add_history_type_~var~0#1 < 3); 27528#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; 27589#L129 assume 0 == read_history_bool_~history_id#1; 27112#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27006#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; 27384#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 27183#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; 27184#L74-2 assume !!(add_history_type_~var~0#1 < 3); 27529#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; 27823#L129 assume 0 == read_history_bool_~history_id#1; 27811#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27799#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; 27747#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 27746#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; 27745#L74-2 assume !!(add_history_type_~var~0#1 < 3); 27607#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; 27736#L129 assume 0 == read_history_bool_~history_id#1; 27724#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27610#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; 27609#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 27608#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; 27606#L74-2 assume !(add_history_type_~var~0#1 < 3); 27604#L74-3 add_history_type_#res#1 := 1; 27603#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; 27249#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; 27046#L74-6 assume !!(add_history_type_~var~0#1 < 3); 27048#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; 27232#L129-3 assume 0 == read_history_bool_~history_id#1; 27264#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27218#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; 27476#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 27188#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; 27286#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; 27458#L74-10 assume !!(add_history_type_~var~0#1 < 3); 27429#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; 27431#L129-6 assume 0 == read_history_bool_~history_id#1; 27422#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27065#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; 27337#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 27159#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; 27504#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; 27592#L74-14 assume !!(add_history_type_~var~0#1 < 3); 27287#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; 27291#L129-9 assume 0 == read_history_bool_~history_id#1; 27401#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27074#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; 27075#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 27118#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; 27381#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 27510#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; 27114#L37 assume !(0 == assume_abort_if_not_~cond#1); 27115#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; 27245#L515-2 [2021-12-06 19:38:31,676 INFO L793 eck$LassoCheckResult]: Loop: 27245#L515-2 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; 27503#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; 27094#L194-2 assume { :end_inline_write_history_bool } true; 27416#L348 assume 0 != ~gate1Failed~0 % 256; 27164#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 27165#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; 27591#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; 28122#L184-2 assume !(0 == write_history_bool_~history_id#1); 28121#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; 28120#L194-5 assume { :end_inline_write_history_bool } true; 28118#L379 assume 0 != ~gate2Failed~0 % 256; 28119#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 28133#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; 28068#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; 28066#L184-4 assume !(0 == write_history_bool_~history_id#1); 28064#L189-4 assume !(1 == write_history_bool_~history_id#1); 28058#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; 28057#L194-8 assume { :end_inline_write_history_bool } true; 28055#L410 assume 0 != ~gate3Failed~0 % 256; 28056#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 28134#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; 27398#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; 27399#L444 assume ~VALUE1~0 == ~VALUE2~0; 27516#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 28105#L472-2 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; 28102#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; 28099#L169-2 assume { :end_inline_write_history_int8 } true; 27255#L478 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; 27256#L252 assume !(0 == ~gate1Failed~0 % 256); 27347#L255 assume !(0 == ~gate2Failed~0 % 256); 27454#L258 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 27573#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; 27169#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 27170#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; 27308#L129-12 assume 0 == read_history_bool_~history_id#1; 27368#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27026#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; 27027#L265 assume !(0 == check_~tmp___3~0#1 % 256); 27106#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; 27428#L109-7 assume 3 == read_history_int8_~history_id#1; 27108#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 27096#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; 27166#L304 assume !(check_~tmp___10~0#1 > -2); 27250#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; 27437#L109-9 assume 3 == read_history_int8_~history_id#1; 27439#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 27163#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; 27311#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 27452#L324-1 check_#res#1 := 1; 27107#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; 27500#L539-72 assume !(0 == assert_~arg#1 % 256); 27541#L534-36 assume { :end_inline_assert } true; 27245#L515-2 [2021-12-06 19:38:31,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 6 times [2021-12-06 19:38:31,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142697065] [2021-12-06 19:38:31,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,706 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 19:38:31,706 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142697065] [2021-12-06 19:38:31,706 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142697065] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,706 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,706 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:38:31,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079153299] [2021-12-06 19:38:31,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,707 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:31,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1183241148, now seen corresponding path program 1 times [2021-12-06 19:38:31,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013823724] [2021-12-06 19:38:31,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:31,732 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013823724] [2021-12-06 19:38:31,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013823724] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,732 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:38:31,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199362163] [2021-12-06 19:38:31,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,733 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:38:31,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:31,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:38:31,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:38:31,733 INFO L87 Difference]: Start difference. First operand 1141 states and 1835 transitions. cyclomatic complexity: 702 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) [2021-12-06 19:38:31,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:31,920 INFO L93 Difference]: Finished difference Result 1723 states and 2651 transitions. [2021-12-06 19:38:31,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:38:31,921 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1723 states and 2651 transitions. [2021-12-06 19:38:31,926 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 449 [2021-12-06 19:38:31,936 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1723 states to 1723 states and 2651 transitions. [2021-12-06 19:38:31,936 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1124 [2021-12-06 19:38:31,937 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1124 [2021-12-06 19:38:31,937 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1723 states and 2651 transitions. [2021-12-06 19:38:31,938 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:31,938 INFO L681 BuchiCegarLoop]: Abstraction has 1723 states and 2651 transitions. [2021-12-06 19:38:31,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states and 2651 transitions. [2021-12-06 19:38:31,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1141. [2021-12-06 19:38:31,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1141 states, 1141 states have (on average 1.5924627519719545) internal successors, (1817), 1140 states have internal predecessors, (1817), 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) [2021-12-06 19:38:31,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 1817 transitions. [2021-12-06 19:38:31,959 INFO L704 BuchiCegarLoop]: Abstraction has 1141 states and 1817 transitions. [2021-12-06 19:38:31,959 INFO L587 BuchiCegarLoop]: Abstraction has 1141 states and 1817 transitions. [2021-12-06 19:38:31,959 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-06 19:38:31,959 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1141 states and 1817 transitions. [2021-12-06 19:38:31,961 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 435 [2021-12-06 19:38:31,961 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:31,961 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:31,962 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] [2021-12-06 19:38:31,962 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] [2021-12-06 19:38:31,963 INFO L791 eck$LassoCheckResult]: Stem: 30523#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(48, 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; 30485#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; 30426#L74-2 assume !!(add_history_type_~var~0#1 < 3); 30427#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; 31011#L129 assume 0 == read_history_bool_~history_id#1; 29989#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29883#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; 30265#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 30060#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; 30061#L74-2 assume !!(add_history_type_~var~0#1 < 3); 30428#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; 30503#L129 assume 0 == read_history_bool_~history_id#1; 30520#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 30997#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; 30996#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 30982#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; 30981#L74-2 assume !!(add_history_type_~var~0#1 < 3); 30528#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; 30980#L129 assume 0 == read_history_bool_~history_id#1; 30974#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 30909#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; 30900#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 30898#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; 30527#L74-2 assume !(add_history_type_~var~0#1 < 3); 30526#L74-3 add_history_type_#res#1 := 1; 30524#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; 30126#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; 29923#L74-6 assume !!(add_history_type_~var~0#1 < 3); 29925#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; 30112#L129-3 assume 0 == read_history_bool_~history_id#1; 30141#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 30096#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; 30367#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 30065#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; 30170#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; 30010#L74-10 assume !!(add_history_type_~var~0#1 < 3); 30011#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; 30204#L129-6 assume 0 == read_history_bool_~history_id#1; 30205#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29941#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; 30214#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 30036#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; 30399#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; 30507#L74-14 assume !!(add_history_type_~var~0#1 < 3); 30163#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; 30167#L129-9 assume 0 == read_history_bool_~history_id#1; 30282#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29950#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; 29951#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 29992#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; 30262#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 30407#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; 29985#L37 assume !(0 == assume_abort_if_not_~cond#1); 29986#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; 30122#L515-2 [2021-12-06 19:38:31,963 INFO L793 eck$LassoCheckResult]: Loop: 30122#L515-2 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; 30397#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; 29969#L194-2 assume { :end_inline_write_history_bool } true; 30301#L348 assume 0 != ~gate1Failed~0 % 256; 30041#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 30042#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; 30506#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; 30603#L184-2 assume !(0 == write_history_bool_~history_id#1); 30602#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; 30601#L194-5 assume { :end_inline_write_history_bool } true; 30599#L379 assume 0 != ~gate2Failed~0 % 256; 30598#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 30597#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; 30596#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; 30595#L184-4 assume !(0 == write_history_bool_~history_id#1); 30594#L189-4 assume !(1 == write_history_bool_~history_id#1); 30593#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; 30590#L194-8 assume { :end_inline_write_history_bool } true; 30586#L410 assume 0 != ~gate3Failed~0 % 256; 30501#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 30200#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; 30201#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; 30889#L444 assume ~VALUE1~0 == ~VALUE2~0; 30881#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 30878#L472-2 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; 30876#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; 30874#L169-2 assume { :end_inline_write_history_int8 } true; 30873#L478 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; 30223#L252 assume !(0 == ~gate1Failed~0 % 256); 30224#L255 assume !(0 == ~gate2Failed~0 % 256); 30342#L258 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 30481#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; 30046#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 30047#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; 30185#L129-12 assume 0 == read_history_bool_~history_id#1; 30249#L130-12 assume !(0 == read_history_bool_~historyIndex#1); 30250#L133-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 29903#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; 29904#L265 assume !(0 == check_~tmp___3~0#1 % 256); 29981#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; 30312#L109-7 assume 3 == read_history_int8_~history_id#1; 29983#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 29973#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; 30043#L304 assume !(check_~tmp___10~0#1 > -2); 30127#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; 30320#L109-9 assume 3 == read_history_int8_~history_id#1; 30322#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 30040#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; 30188#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 30339#L324-1 check_#res#1 := 1; 29982#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; 30394#L539-72 assume !(0 == assert_~arg#1 % 256); 30441#L534-36 assume { :end_inline_assert } true; 30122#L515-2 [2021-12-06 19:38:31,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 7 times [2021-12-06 19:38:31,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937030115] [2021-12-06 19:38:31,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,986 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 19:38:31,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:31,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937030115] [2021-12-06 19:38:31,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937030115] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:31,987 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:31,987 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:38:31,987 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312286060] [2021-12-06 19:38:31,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:31,987 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:31,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:31,987 INFO L85 PathProgramCache]: Analyzing trace with hash -856805401, now seen corresponding path program 1 times [2021-12-06 19:38:31,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:31,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176477869] [2021-12-06 19:38:31,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:31,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:32,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:32,008 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:32,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176477869] [2021-12-06 19:38:32,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176477869] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:32,008 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:32,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:38:32,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731300920] [2021-12-06 19:38:32,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:32,008 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:38:32,009 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:32,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:38:32,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:38:32,009 INFO L87 Difference]: Start difference. First operand 1141 states and 1817 transitions. cyclomatic complexity: 684 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) [2021-12-06 19:38:32,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:32,077 INFO L93 Difference]: Finished difference Result 2102 states and 3338 transitions. [2021-12-06 19:38:32,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:38:32,077 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2102 states and 3338 transitions. [2021-12-06 19:38:32,086 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 851 [2021-12-06 19:38:32,101 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2102 states to 2102 states and 3338 transitions. [2021-12-06 19:38:32,101 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1367 [2021-12-06 19:38:32,102 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1367 [2021-12-06 19:38:32,102 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2102 states and 3338 transitions. [2021-12-06 19:38:32,102 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:32,102 INFO L681 BuchiCegarLoop]: Abstraction has 2102 states and 3338 transitions. [2021-12-06 19:38:32,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2102 states and 3338 transitions. [2021-12-06 19:38:32,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2102 to 1141. [2021-12-06 19:38:32,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1141 states, 1141 states have (on average 1.5915863277826467) internal successors, (1816), 1140 states have internal predecessors, (1816), 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) [2021-12-06 19:38:32,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 1816 transitions. [2021-12-06 19:38:32,119 INFO L704 BuchiCegarLoop]: Abstraction has 1141 states and 1816 transitions. [2021-12-06 19:38:32,119 INFO L587 BuchiCegarLoop]: Abstraction has 1141 states and 1816 transitions. [2021-12-06 19:38:32,119 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-06 19:38:32,119 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1141 states and 1816 transitions. [2021-12-06 19:38:32,121 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 435 [2021-12-06 19:38:32,121 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:32,121 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:32,122 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] [2021-12-06 19:38:32,122 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] [2021-12-06 19:38:32,122 INFO L791 eck$LassoCheckResult]: Stem: 33755#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(48, 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; 33728#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; 33661#L74-2 assume !!(add_history_type_~var~0#1 < 3); 33662#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; 33740#L129 assume 0 == read_history_bool_~history_id#1; 33244#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33139#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; 33518#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 33316#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; 33317#L74-2 assume !!(add_history_type_~var~0#1 < 3); 33663#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; 33788#L129 assume 0 == read_history_bool_~history_id#1; 33782#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33777#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; 33776#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 33775#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; 33774#L74-2 assume !!(add_history_type_~var~0#1 < 3); 33759#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; 33773#L129 assume 0 == read_history_bool_~history_id#1; 33767#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33762#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; 33761#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 33760#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; 33758#L74-2 assume !(add_history_type_~var~0#1 < 3); 33757#L74-3 add_history_type_#res#1 := 1; 33756#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; 33381#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; 33179#L74-6 assume !!(add_history_type_~var~0#1 < 3); 33181#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; 33364#L129-3 assume 0 == read_history_bool_~history_id#1; 33396#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33350#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; 33606#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 33321#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; 33418#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; 33266#L74-10 assume !!(add_history_type_~var~0#1 < 3); 33267#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; 33459#L129-6 assume 0 == read_history_bool_~history_id#1; 33460#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33198#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; 33470#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 33292#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; 33638#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; 33744#L74-14 assume !!(add_history_type_~var~0#1 < 3); 33419#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; 33423#L129-9 assume 0 == read_history_bool_~history_id#1; 33534#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33207#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; 33208#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 33250#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; 33515#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 33644#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; 33246#L37 assume !(0 == assume_abort_if_not_~cond#1); 33247#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; 33377#L515-2 [2021-12-06 19:38:32,122 INFO L793 eck$LassoCheckResult]: Loop: 33377#L515-2 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; 33637#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; 33226#L194-2 assume { :end_inline_write_history_bool } true; 33549#L348 assume 0 != ~gate1Failed~0 % 256; 33297#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 33298#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; 33743#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; 33915#L184-2 assume !(0 == write_history_bool_~history_id#1); 33913#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; 33910#L194-5 assume { :end_inline_write_history_bool } true; 33905#L379 assume 0 != ~gate2Failed~0 % 256; 33906#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 33938#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; 33929#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; 33927#L184-4 assume !(0 == write_history_bool_~history_id#1); 33923#L189-4 assume !(1 == write_history_bool_~history_id#1); 33916#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; 33914#L194-8 assume { :end_inline_write_history_bool } true; 33911#L410 assume 0 != ~gate3Failed~0 % 256; 33912#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 34090#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; 34089#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; 34088#L444 assume ~VALUE1~0 == ~VALUE2~0; 34080#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 33466#L472-2 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; 33467#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; 33551#L169-2 assume { :end_inline_write_history_int8 } true; 33387#L478 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; 33388#L252 assume !(0 == ~gate1Failed~0 % 256); 33480#L255 assume !(0 == ~gate2Failed~0 % 256); 33583#L258 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 33724#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; 33302#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 33303#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; 33440#L129-12 assume 0 == read_history_bool_~history_id#1; 33502#L130-12 assume !(0 == read_history_bool_~historyIndex#1); 33503#L133-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 33159#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; 33160#L265 assume !(0 == check_~tmp___3~0#1 % 256); 33238#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; 33559#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; 33363#L539-54 assume !(0 == assert_~arg#1 % 256); 33227#L534-27 assume { :end_inline_assert } true;read_history_int8_#res#1 := -2; 33228#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; 33299#L304 assume !(check_~tmp___10~0#1 > -2); 33382#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; 33565#L109-9 assume 3 == read_history_int8_~history_id#1; 33567#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 33296#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; 33443#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 33581#L324-1 check_#res#1 := 1; 33239#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; 33634#L539-72 assume !(0 == assert_~arg#1 % 256); 33676#L534-36 assume { :end_inline_assert } true; 33377#L515-2 [2021-12-06 19:38:32,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:32,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 8 times [2021-12-06 19:38:32,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:32,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945898577] [2021-12-06 19:38:32,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:32,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:32,143 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 19:38:32,143 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:32,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945898577] [2021-12-06 19:38:32,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945898577] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:32,143 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:32,143 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:38:32,143 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871074033] [2021-12-06 19:38:32,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:32,143 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:32,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:32,144 INFO L85 PathProgramCache]: Analyzing trace with hash 2012560159, now seen corresponding path program 1 times [2021-12-06 19:38:32,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:32,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714525938] [2021-12-06 19:38:32,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:32,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:32,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:32,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:32,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714525938] [2021-12-06 19:38:32,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714525938] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:32,166 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:32,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:38:32,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28953494] [2021-12-06 19:38:32,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:32,166 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:38:32,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:32,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:38:32,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:38:32,166 INFO L87 Difference]: Start difference. First operand 1141 states and 1816 transitions. cyclomatic complexity: 683 Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2021-12-06 19:38:32,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:32,195 INFO L93 Difference]: Finished difference Result 1941 states and 3110 transitions. [2021-12-06 19:38:32,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:38:32,196 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1941 states and 3110 transitions. [2021-12-06 19:38:32,201 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 417 [2021-12-06 19:38:32,219 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1941 states to 1941 states and 3110 transitions. [2021-12-06 19:38:32,219 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1234 [2021-12-06 19:38:32,220 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1234 [2021-12-06 19:38:32,220 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1941 states and 3110 transitions. [2021-12-06 19:38:32,220 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:32,220 INFO L681 BuchiCegarLoop]: Abstraction has 1941 states and 3110 transitions. [2021-12-06 19:38:32,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1941 states and 3110 transitions. [2021-12-06 19:38:32,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1941 to 1099. [2021-12-06 19:38:32,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1099 states, 1099 states have (on average 1.5950864422202002) internal successors, (1753), 1098 states have internal predecessors, (1753), 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) [2021-12-06 19:38:32,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 1099 states and 1753 transitions. [2021-12-06 19:38:32,242 INFO L704 BuchiCegarLoop]: Abstraction has 1099 states and 1753 transitions. [2021-12-06 19:38:32,242 INFO L587 BuchiCegarLoop]: Abstraction has 1099 states and 1753 transitions. [2021-12-06 19:38:32,242 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-12-06 19:38:32,242 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1099 states and 1753 transitions. [2021-12-06 19:38:32,245 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 417 [2021-12-06 19:38:32,245 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:32,245 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:32,246 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] [2021-12-06 19:38:32,246 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] [2021-12-06 19:38:32,246 INFO L791 eck$LassoCheckResult]: Stem: 36805#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(48, 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; 36781#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; 36724#L74-2 assume !!(add_history_type_~var~0#1 < 3); 36725#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; 36793#L129 assume 0 == read_history_bool_~history_id#1; 36329#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36230#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; 36591#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 36398#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; 36399#L74-2 assume !!(add_history_type_~var~0#1 < 3); 36726#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; 36838#L129 assume 0 == read_history_bool_~history_id#1; 36832#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36827#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; 36826#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 36825#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; 36824#L74-2 assume !!(add_history_type_~var~0#1 < 3); 36809#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; 36823#L129 assume 0 == read_history_bool_~history_id#1; 36817#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36812#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; 36811#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 36810#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; 36808#L74-2 assume !(add_history_type_~var~0#1 < 3); 36807#L74-3 add_history_type_#res#1 := 1; 36806#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; 36461#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; 36270#L74-6 assume !!(add_history_type_~var~0#1 < 3); 36272#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; 36445#L129-3 assume 0 == read_history_bool_~history_id#1; 36476#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36432#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; 36671#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 36403#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; 36498#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; 36658#L74-10 assume !!(add_history_type_~var~0#1 < 3); 36633#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; 36536#L129-6 assume 0 == read_history_bool_~history_id#1; 36537#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36289#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; 36544#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 36377#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; 36702#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; 36796#L74-14 assume !!(add_history_type_~var~0#1 < 3); 36499#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; 36503#L129-9 assume 0 == read_history_bool_~history_id#1; 36607#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36298#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; 36299#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 36335#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; 36588#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 36708#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; 36331#L37 assume !(0 == assume_abort_if_not_~cond#1); 36332#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; 36457#L515-2 [2021-12-06 19:38:32,246 INFO L793 eck$LassoCheckResult]: Loop: 36457#L515-2 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; 36701#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; 36315#L194-2 assume { :end_inline_write_history_bool } true; 36622#L348 assume 0 != ~gate1Failed~0 % 256; 36380#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 36381#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; 36795#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; 37218#L184-2 assume !(0 == write_history_bool_~history_id#1); 37217#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; 37216#L194-5 assume { :end_inline_write_history_bool } true; 37215#L379 assume 0 != ~gate2Failed~0 % 256; 37214#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 37105#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; 37104#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; 37102#L184-4 assume !(0 == write_history_bool_~history_id#1); 37100#L189-4 assume !(1 == write_history_bool_~history_id#1); 37096#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; 37092#L194-8 assume { :end_inline_write_history_bool } true; 37089#L410 assume 0 != ~gate3Failed~0 % 256; 37090#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 37271#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; 37270#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; 37269#L444 assume ~VALUE1~0 == ~VALUE2~0; 37248#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 37244#L472-2 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; 37239#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; 37236#L169-2 assume { :end_inline_write_history_int8 } true; 37234#L478 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; 37233#L252 assume !(0 == ~gate1Failed~0 % 256); 36654#L255 assume !(0 == ~gate2Failed~0 % 256); 36655#L258 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 36776#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; 36386#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 36387#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; 36519#L129-12 assume 0 == read_history_bool_~history_id#1; 36576#L130-12 assume !(0 == read_history_bool_~historyIndex#1); 36577#L133-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 36250#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; 36251#L265 assume !(0 == check_~tmp___3~0#1 % 256); 36325#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; 36632#L109-7 assume 3 == read_history_int8_~history_id#1; 36327#L110-7 assume !(0 == read_history_int8_~historyIndex#1); 36328#L113-7 assume 1 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_1~0; 36382#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; 36383#L304 assume !(check_~tmp___10~0#1 > -2); 36462#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; 36639#L109-9 assume 3 == read_history_int8_~history_id#1; 36640#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 36526#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; 36527#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 36651#L324-1 check_#res#1 := 1; 36326#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; 36698#L539-72 assume !(0 == assert_~arg#1 % 256); 36743#L534-36 assume { :end_inline_assert } true; 36457#L515-2 [2021-12-06 19:38:32,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:32,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 9 times [2021-12-06 19:38:32,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:32,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841917491] [2021-12-06 19:38:32,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:32,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:32,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:32,271 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 19:38:32,272 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:32,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841917491] [2021-12-06 19:38:32,272 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841917491] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:32,272 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:32,272 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:38:32,272 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103342098] [2021-12-06 19:38:32,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:32,272 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:32,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:32,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1918895818, now seen corresponding path program 1 times [2021-12-06 19:38:32,273 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:32,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477884583] [2021-12-06 19:38:32,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:32,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:32,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:32,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:38:32,308 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:32,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477884583] [2021-12-06 19:38:32,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477884583] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:32,308 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:32,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:38:32,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968952809] [2021-12-06 19:38:32,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:32,309 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:38:32,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:38:32,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:38:32,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:38:32,309 INFO L87 Difference]: Start difference. First operand 1099 states and 1753 transitions. cyclomatic complexity: 662 Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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) [2021-12-06 19:38:32,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:32,331 INFO L93 Difference]: Finished difference Result 1101 states and 1754 transitions. [2021-12-06 19:38:32,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:38:32,331 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1101 states and 1754 transitions. [2021-12-06 19:38:32,336 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 394 [2021-12-06 19:38:32,344 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1101 states to 1076 states and 1716 transitions. [2021-12-06 19:38:32,344 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 658 [2021-12-06 19:38:32,344 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 658 [2021-12-06 19:38:32,344 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1076 states and 1716 transitions. [2021-12-06 19:38:32,345 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 19:38:32,345 INFO L681 BuchiCegarLoop]: Abstraction has 1076 states and 1716 transitions. [2021-12-06 19:38:32,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1076 states and 1716 transitions. [2021-12-06 19:38:32,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1076 to 1076. [2021-12-06 19:38:32,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1076 states, 1076 states have (on average 1.5947955390334572) internal successors, (1716), 1075 states have internal predecessors, (1716), 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) [2021-12-06 19:38:32,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 1076 states and 1716 transitions. [2021-12-06 19:38:32,362 INFO L704 BuchiCegarLoop]: Abstraction has 1076 states and 1716 transitions. [2021-12-06 19:38:32,362 INFO L587 BuchiCegarLoop]: Abstraction has 1076 states and 1716 transitions. [2021-12-06 19:38:32,362 INFO L425 BuchiCegarLoop]: ======== Iteration 15============ [2021-12-06 19:38:32,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1076 states and 1716 transitions. [2021-12-06 19:38:32,365 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 394 [2021-12-06 19:38:32,365 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:38:32,365 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:38:32,366 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] [2021-12-06 19:38:32,366 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, 1] [2021-12-06 19:38:32,367 INFO L791 eck$LassoCheckResult]: Stem: 39014#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(48, 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; 38992#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; 38940#L74-2 assume !!(add_history_type_~var~0#1 < 3); 38941#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; 39050#L129 assume 0 == read_history_bool_~history_id#1; 39046#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38970#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; 38805#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 38610#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; 38611#L74-2 assume !!(add_history_type_~var~0#1 < 3); 38942#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; 39003#L129 assume 0 == read_history_bool_~history_id#1; 38540#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38442#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; 39037#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 39036#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; 39035#L74-2 assume !!(add_history_type_~var~0#1 < 3); 39020#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; 39032#L129 assume 0 == read_history_bool_~history_id#1; 39028#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 39023#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; 39022#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 39021#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; 39019#L74-2 assume !(add_history_type_~var~0#1 < 3); 39016#L74-3 add_history_type_#res#1 := 1; 39015#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; 38674#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; 38482#L74-6 assume !!(add_history_type_~var~0#1 < 3); 38483#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; 38658#L129-3 assume 0 == read_history_bool_~history_id#1; 38689#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38645#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; 38885#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 38615#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; 38711#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; 38873#L74-10 assume !!(add_history_type_~var~0#1 < 3); 38848#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; 38750#L129-6 assume 0 == read_history_bool_~history_id#1; 38751#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38500#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; 38758#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 38589#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; 38915#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; 39005#L74-14 assume !!(add_history_type_~var~0#1 < 3); 38712#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; 38716#L129-9 assume 0 == read_history_bool_~history_id#1; 38821#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38509#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; 38510#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 38546#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; 38802#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 38922#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; 38542#L37 assume !(0 == assume_abort_if_not_~cond#1); 38543#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; 38670#L515-2 [2021-12-06 19:38:32,367 INFO L793 eck$LassoCheckResult]: Loop: 38670#L515-2 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; 38914#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; 38526#L194-2 assume { :end_inline_write_history_bool } true; 38837#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; 38838#L354 assume 0 == gate1_each_pals_period_~next_state~0#1;gate1_each_pals_period_~tmp___0~3#1 := 1; 38823#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; 38824#L37-2 assume !(0 == assume_abort_if_not_~cond#1); 38843#L36-1 assume { :end_inline_assume_abort_if_not } true; 38641#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; 38612#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; 38613#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; 39308#L184-2 assume !(0 == write_history_bool_~history_id#1); 39306#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; 39304#L194-5 assume { :end_inline_write_history_bool } true; 39303#L379 assume 0 != ~gate2Failed~0 % 256; 38794#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 38795#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; 39372#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; 39371#L184-4 assume !(0 == write_history_bool_~history_id#1); 39370#L189-4 assume !(1 == write_history_bool_~history_id#1); 39363#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; 39361#L194-8 assume { :end_inline_write_history_bool } true; 39359#L410 assume 0 != ~gate3Failed~0 % 256; 39001#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 38746#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; 38747#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; 38819#L444 assume ~VALUE1~0 == ~VALUE2~0; 38888#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 38448#L472-2 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; 38756#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; 38839#L169-2 assume { :end_inline_write_history_int8 } true; 38680#L478 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; 38681#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 38870#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; 38598#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 38599#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; 38732#L129-12 assume 0 == read_history_bool_~history_id#1; 38790#L130-12 assume !(0 == read_history_bool_~historyIndex#1); 38791#L133-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 38462#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; 38463#L265 assume !(0 == check_~tmp___3~0#1 % 256); 38536#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; 38847#L109-7 assume 3 == read_history_int8_~history_id#1; 38538#L110-7 assume !(0 == read_history_int8_~historyIndex#1); 38539#L113-7 assume 1 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_1~0; 38594#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; 38595#L304 assume !(check_~tmp___10~0#1 > -2); 38675#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; 38854#L109-9 assume 3 == read_history_int8_~history_id#1; 38855#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 38739#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; 38740#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 38866#L324-1 check_#res#1 := 1; 38537#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; 38911#L539-72 assume !(0 == assert_~arg#1 % 256); 38957#L534-36 assume { :end_inline_assert } true; 38670#L515-2 [2021-12-06 19:38:32,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:32,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 10 times [2021-12-06 19:38:32,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:32,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357868820] [2021-12-06 19:38:32,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:32,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 19:38:32,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:38:32,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357868820] [2021-12-06 19:38:32,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357868820] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:32,392 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:32,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:38:32,392 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248675508] [2021-12-06 19:38:32,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:32,393 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:38:32,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:32,393 INFO L85 PathProgramCache]: Analyzing trace with hash -534290612, now seen corresponding path program 1 times [2021-12-06 19:38:32,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:38:32,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158314865] [2021-12-06 19:38:32,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:32,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:38:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:38:32,410 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:38:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:38:32,433 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:38:33,763 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:38:33,763 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:38:33,763 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:38:33,763 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:38:33,763 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:38:33,763 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:33,764 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:38:33,764 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:38:33,764 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c_Iteration15_Loop [2021-12-06 19:38:33,764 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:38:33,764 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:38:33,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:33,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:38:36,735 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:38:36,735 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:38:36,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:36,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:36,736 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:36,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 19:38:36,737 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:36,737 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:36,753 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:36,753 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: [] [2021-12-06 19:38:36,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-06 19:38:36,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:36,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:36,772 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:36,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 19:38:36,773 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:36,773 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:36,781 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:36,781 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: [] [2021-12-06 19:38:36,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:36,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:36,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:36,800 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:36,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 19:38:36,801 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:36,801 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:36,809 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:36,809 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: [] [2021-12-06 19:38:36,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:36,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:36,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:36,827 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:36,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 19:38:36,829 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:36,829 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:36,837 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:36,837 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: [] [2021-12-06 19:38:36,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 19:38:36,855 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:36,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:36,855 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:36,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 19:38:36,857 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:36,857 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:36,870 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:36,870 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: [] [2021-12-06 19:38:36,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-06 19:38:36,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:36,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:36,889 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:36,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 19:38:36,890 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:36,890 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:36,898 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:36,898 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: [] [2021-12-06 19:38:36,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-06 19:38:36,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:36,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:36,917 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:36,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 19:38:36,917 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:36,918 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:36,930 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:36,930 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: [] [2021-12-06 19:38:36,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-06 19:38:36,948 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:36,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:36,948 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:36,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 19:38:36,949 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:36,950 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:36,957 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:36,957 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: [] [2021-12-06 19:38:36,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-06 19:38:36,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:36,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:36,976 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:36,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 19:38:36,977 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:36,977 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:36,985 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:36,985 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: [] [2021-12-06 19:38:37,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-06 19:38:37,003 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:37,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:37,004 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:37,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 19:38:37,005 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:37,005 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:37,014 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:37,014 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: [] [2021-12-06 19:38:37,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-06 19:38:37,032 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:37,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:37,033 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:37,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 19:38:37,034 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:37,034 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:37,042 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:37,042 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: [] [2021-12-06 19:38:37,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-06 19:38:37,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:37,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:37,060 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:37,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 19:38:37,062 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:37,063 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:37,071 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:37,071 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: [] [2021-12-06 19:38:37,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:37,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:37,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:37,090 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:37,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 19:38:37,091 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:37,091 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:37,099 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:37,099 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: [] [2021-12-06 19:38:37,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-06 19:38:37,117 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:37,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:37,118 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:37,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 19:38:37,120 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:37,120 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:37,127 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:37,127 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: [] [2021-12-06 19:38:37,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:37,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:37,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:37,146 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:37,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 19:38:37,147 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:37,148 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:37,156 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:37,156 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: [] [2021-12-06 19:38:37,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:37,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:37,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:37,174 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:37,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-06 19:38:37,177 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:37,177 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:37,185 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:38:37,185 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: [] [2021-12-06 19:38:37,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-06 19:38:37,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:37,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:37,204 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:37,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-06 19:38:37,205 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:38:37,205 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:38:37,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-06 19:38:37,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:38:37,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:37,249 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:37,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c571cd-5ffb-4b5d-8c70-1bdf298c559a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-06 19:38:37,250 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:38:37,250 INFO L160 nArgumentSynthesizer]: Using integer mode.