./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ --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 de654b8e722eb26a01715e643a442ee96e677f28cab0e875133e4d1d7edb214d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 11:05:51,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 11:05:51,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 11:05:51,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 11:05:51,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 11:05:51,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 11:05:51,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 11:05:51,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 11:05:51,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 11:05:51,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 11:05:51,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 11:05:51,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 11:05:51,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 11:05:51,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 11:05:51,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 11:05:51,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 11:05:51,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 11:05:51,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 11:05:51,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 11:05:51,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 11:05:51,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 11:05:51,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 11:05:51,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 11:05:51,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 11:05:51,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 11:05:51,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 11:05:51,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 11:05:51,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 11:05:51,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 11:05:51,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 11:05:51,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 11:05:51,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 11:05:51,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 11:05:51,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 11:05:51,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 11:05:51,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 11:05:51,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 11:05:51,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 11:05:51,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 11:05:51,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 11:05:51,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 11:05:51,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 11:05:51,550 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 11:05:51,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 11:05:51,551 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 11:05:51,551 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 11:05:51,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 11:05:51,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 11:05:51,553 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 11:05:51,553 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 11:05:51,553 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 11:05:51,553 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 11:05:51,554 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 11:05:51,554 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 11:05:51,554 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 11:05:51,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 11:05:51,554 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 11:05:51,555 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 11:05:51,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 11:05:51,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 11:05:51,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 11:05:51,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 11:05:51,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 11:05:51,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 11:05:51,556 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 11:05:51,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 11:05:51,556 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 11:05:51,557 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 11:05:51,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 11:05:51,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 11:05:51,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 11:05:51,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 11:05:51,558 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 11:05:51,559 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 11:05:51,559 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_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de654b8e722eb26a01715e643a442ee96e677f28cab0e875133e4d1d7edb214d [2022-10-17 11:05:51,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 11:05:51,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 11:05:51,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 11:05:51,876 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 11:05:51,876 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 11:05:51,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2022-10-17 11:05:51,941 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/data/9575d5018/cebc733d07ca4ac8a49f2bded5af87c2/FLAGd46990fed [2022-10-17 11:05:52,429 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 11:05:52,432 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2022-10-17 11:05:52,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/data/9575d5018/cebc733d07ca4ac8a49f2bded5af87c2/FLAGd46990fed [2022-10-17 11:05:52,733 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/data/9575d5018/cebc733d07ca4ac8a49f2bded5af87c2 [2022-10-17 11:05:52,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 11:05:52,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 11:05:52,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 11:05:52,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 11:05:52,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 11:05:52,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:05:52" (1/1) ... [2022-10-17 11:05:52,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2797df7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:52, skipping insertion in model container [2022-10-17 11:05:52,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:05:52" (1/1) ... [2022-10-17 11:05:52,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 11:05:52,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 11:05:53,072 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_08983dcf-daec-4234-a917-b04e9c7e50bb/sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c[20121,20134] [2022-10-17 11:05:53,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:05:53,083 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 11:05:53,168 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_08983dcf-daec-4234-a917-b04e9c7e50bb/sv-benchmarks/c/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c[20121,20134] [2022-10-17 11:05:53,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:05:53,191 INFO L208 MainTranslator]: Completed translation [2022-10-17 11:05:53,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53 WrapperNode [2022-10-17 11:05:53,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 11:05:53,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 11:05:53,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 11:05:53,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 11:05:53,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53" (1/1) ... [2022-10-17 11:05:53,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53" (1/1) ... [2022-10-17 11:05:53,257 INFO L138 Inliner]: procedures = 27, calls = 18, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 426 [2022-10-17 11:05:53,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 11:05:53,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 11:05:53,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 11:05:53,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 11:05:53,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53" (1/1) ... [2022-10-17 11:05:53,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53" (1/1) ... [2022-10-17 11:05:53,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53" (1/1) ... [2022-10-17 11:05:53,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53" (1/1) ... [2022-10-17 11:05:53,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53" (1/1) ... [2022-10-17 11:05:53,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53" (1/1) ... [2022-10-17 11:05:53,294 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53" (1/1) ... [2022-10-17 11:05:53,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53" (1/1) ... [2022-10-17 11:05:53,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 11:05:53,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 11:05:53,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 11:05:53,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 11:05:53,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53" (1/1) ... [2022-10-17 11:05:53,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:53,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:53,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:53,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 11:05:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 11:05:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 11:05:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 11:05:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 11:05:53,546 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 11:05:53,548 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 11:05:54,218 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 11:05:54,233 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 11:05:54,238 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 11:05:54,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:05:54 BoogieIcfgContainer [2022-10-17 11:05:54,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 11:05:54,243 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 11:05:54,243 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 11:05:54,248 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 11:05:54,249 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 11:05:54,249 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 11:05:52" (1/3) ... [2022-10-17 11:05:54,250 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@129354da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 11:05:54, skipping insertion in model container [2022-10-17 11:05:54,251 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 11:05:54,251 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:53" (2/3) ... [2022-10-17 11:05:54,251 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@129354da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 11:05:54, skipping insertion in model container [2022-10-17 11:05:54,251 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 11:05:54,252 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:05:54" (3/3) ... [2022-10-17 11:05:54,253 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2022-10-17 11:05:54,312 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 11:05:54,312 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 11:05:54,312 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 11:05:54,312 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 11:05:54,312 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 11:05:54,313 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 11:05:54,313 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 11:05:54,313 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 11:05:54,318 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 127 states, 126 states have (on average 1.746031746031746) internal successors, (220), 126 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:05:54,347 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 67 [2022-10-17 11:05:54,348 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:05:54,348 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:05:54,356 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:05:54,356 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:05:54,357 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 11:05:54,358 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 127 states, 126 states have (on average 1.746031746031746) internal successors, (220), 126 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:05:54,367 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 67 [2022-10-17 11:05:54,367 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:05:54,368 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:05:54,370 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:05:54,370 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:05:54,378 INFO L748 eck$LassoCheckResult]: Stem: 115#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 40#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 59#L262true assume !(0 == ~r1~0 % 256);init_~tmp~0#1 := 0; 26#L262-1true init_#res#1 := init_~tmp~0#1; 41#L463true main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 50#L24true assume !(0 == assume_abort_if_not_~cond#1); 16#L23true assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 53#L547-2true [2022-10-17 11:05:54,380 INFO L750 eck$LassoCheckResult]: Loop: 53#L547-2true assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 58#L87true assume !(0 != ~mode1~0 % 256); 116#L101true assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 89#L101-2true ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 6#L87-2true assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 109#L113true assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 30#L116true assume !(node2_~m2~0#1 != ~nomsg~0); 100#L116-1true ~mode2~0 := 0; 47#L113-2true assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 67#L138true assume !(0 != ~mode3~0 % 256); 85#L151true assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 23#L151-2true ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 94#L138-2true assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 54#L163true assume !(0 != ~mode4~0 % 256); 44#L176true assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 120#L176-2true ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 48#L163-2true assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 18#L188true assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 82#L191true assume !(node5_~m5~0#1 != ~nomsg~0); 107#L191-1true ~mode5~0 := 0; 9#L188-2true assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 118#L213true assume !(0 != ~mode6~0 % 256); 11#L226true assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 39#L226-2true ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 14#L213-2true assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 27#L238true assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 31#L241true assume !(node7_~m7~0#1 != ~nomsg~0); 126#L241-1true ~mode7~0 := 0; 99#L238-2true assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 25#L471true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1);check_~tmp~1#1 := 0; 105#L471-1true check_#res#1 := check_~tmp~1#1; 5#L491true main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 123#L582true assume !(0 == assert_~arg#1 % 256); 72#L577true assume { :end_inline_assert } true; 53#L547-2true [2022-10-17 11:05:54,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:54,386 INFO L85 PathProgramCache]: Analyzing trace with hash 2087378158, now seen corresponding path program 1 times [2022-10-17 11:05:54,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:54,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305423431] [2022-10-17 11:05:54,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:54,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:54,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:05:54,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:05:54,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305423431] [2022-10-17 11:05:54,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305423431] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:05:54,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:05:54,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 11:05:54,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293172927] [2022-10-17 11:05:54,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:05:54,696 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 11:05:54,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:54,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1365269158, now seen corresponding path program 1 times [2022-10-17 11:05:54,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:54,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943688982] [2022-10-17 11:05:54,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:54,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:55,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:05:55,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:05:55,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943688982] [2022-10-17 11:05:55,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943688982] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:05:55,191 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:05:55,191 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 11:05:55,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701413205] [2022-10-17 11:05:55,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:05:55,194 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:05:55,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:05:55,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 11:05:55,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 11:05:55,238 INFO L87 Difference]: Start difference. First operand has 127 states, 126 states have (on average 1.746031746031746) internal successors, (220), 126 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:05:55,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:05:55,402 INFO L93 Difference]: Finished difference Result 126 states and 215 transitions. [2022-10-17 11:05:55,403 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 126 states and 215 transitions. [2022-10-17 11:05:55,408 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2022-10-17 11:05:55,413 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 126 states to 122 states and 162 transitions. [2022-10-17 11:05:55,414 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 122 [2022-10-17 11:05:55,415 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 122 [2022-10-17 11:05:55,416 INFO L73 IsDeterministic]: Start isDeterministic. Operand 122 states and 162 transitions. [2022-10-17 11:05:55,417 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:05:55,417 INFO L218 hiAutomatonCegarLoop]: Abstraction has 122 states and 162 transitions. [2022-10-17 11:05:55,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states and 162 transitions. [2022-10-17 11:05:55,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2022-10-17 11:05:55,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 122 states have (on average 1.3278688524590163) internal successors, (162), 121 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:05:55,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 162 transitions. [2022-10-17 11:05:55,459 INFO L240 hiAutomatonCegarLoop]: Abstraction has 122 states and 162 transitions. [2022-10-17 11:05:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 11:05:55,464 INFO L428 stractBuchiCegarLoop]: Abstraction has 122 states and 162 transitions. [2022-10-17 11:05:55,464 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 11:05:55,464 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 122 states and 162 transitions. [2022-10-17 11:05:55,467 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2022-10-17 11:05:55,467 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:05:55,467 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:05:55,470 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:05:55,470 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:05:55,472 INFO L748 eck$LassoCheckResult]: Stem: 391#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 336#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 337#L262 assume 0 == ~r1~0 % 256; 358#L263 assume ~id1~0 >= 0; 361#L264 assume 0 == ~st1~0; 362#L265 assume ~send1~0 == ~id1~0; 292#L266 assume 0 == ~mode1~0 % 256; 293#L267 assume ~id2~0 >= 0; 305#L268 assume 0 == ~st2~0; 306#L269 assume ~send2~0 == ~id2~0; 286#L270 assume 0 == ~mode2~0 % 256; 287#L271 assume ~id3~0 >= 0; 330#L272 assume 0 == ~st3~0; 340#L273 assume ~send3~0 == ~id3~0; 360#L274 assume 0 == ~mode3~0 % 256; 384#L275 assume ~id4~0 >= 0; 271#L276 assume 0 == ~st4~0; 272#L277 assume ~send4~0 == ~id4~0; 392#L278 assume 0 == ~mode4~0 % 256; 355#L279 assume ~id5~0 >= 0; 356#L280 assume 0 == ~st5~0; 298#L281 assume ~send5~0 == ~id5~0; 273#L282 assume 0 == ~mode5~0 % 256; 274#L283 assume ~id6~0 >= 0; 363#L284 assume 0 == ~st6~0; 364#L285 assume ~send6~0 == ~id6~0; 382#L286 assume 0 == ~mode6~0 % 256; 369#L287 assume ~id7~0 >= 0; 322#L288 assume 0 == ~st7~0; 323#L289 assume ~send7~0 == ~id7~0; 334#L290 assume 0 == ~mode7~0 % 256; 376#L291 assume ~id1~0 != ~id2~0; 377#L292 assume ~id1~0 != ~id3~0; 386#L293 assume ~id1~0 != ~id4~0; 390#L294 assume ~id1~0 != ~id5~0; 279#L295 assume ~id1~0 != ~id6~0; 280#L296 assume ~id1~0 != ~id7~0; 331#L297 assume ~id2~0 != ~id3~0; 328#L298 assume ~id2~0 != ~id4~0; 329#L299 assume ~id2~0 != ~id5~0; 335#L300 assume ~id2~0 != ~id6~0; 371#L301 assume ~id2~0 != ~id7~0; 380#L302 assume ~id3~0 != ~id4~0; 381#L303 assume ~id3~0 != ~id5~0; 388#L304 assume ~id3~0 != ~id6~0; 365#L305 assume ~id3~0 != ~id7~0; 366#L306 assume ~id4~0 != ~id5~0; 375#L307 assume ~id4~0 != ~id6~0; 288#L308 assume ~id4~0 != ~id7~0; 289#L309 assume ~id5~0 != ~id6~0; 374#L310 assume ~id5~0 != ~id7~0; 349#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 318#L262-1 init_#res#1 := init_~tmp~0#1; 319#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 338#L24 assume !(0 == assume_abort_if_not_~cond#1); 296#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 297#L547-2 [2022-10-17 11:05:55,472 INFO L750 eck$LassoCheckResult]: Loop: 297#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 352#L87 assume !(0 != ~mode1~0 % 256); 357#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 383#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 277#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 278#L113 assume !(0 != ~mode2~0 % 256); 372#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 373#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 346#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 347#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 343#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 344#L141-1 ~mode3~0 := 0; 314#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 353#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 354#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 303#L166-1 ~mode4~0 := 0; 348#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 299#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 300#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 378#L191-1 ~mode5~0 := 0; 284#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 285#L213 assume !(0 != ~mode6~0 % 256); 290#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 291#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 294#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 295#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 320#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 325#L241-1 ~mode7~0 := 0; 351#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 315#L471 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1);check_~tmp~1#1 := 0; 316#L471-1 check_#res#1 := check_~tmp~1#1; 275#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 276#L582 assume !(0 == assert_~arg#1 % 256); 370#L577 assume { :end_inline_assert } true; 297#L547-2 [2022-10-17 11:05:55,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:55,473 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 1 times [2022-10-17 11:05:55,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:55,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112040568] [2022-10-17 11:05:55,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:55,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:55,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:55,506 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:05:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:55,567 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:05:55,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:55,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1396560678, now seen corresponding path program 1 times [2022-10-17 11:05:55,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:55,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730452770] [2022-10-17 11:05:55,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:55,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:55,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:05:55,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:05:55,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730452770] [2022-10-17 11:05:55,753 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730452770] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:05:55,753 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:05:55,754 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 11:05:55,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787114502] [2022-10-17 11:05:55,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:05:55,755 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:05:55,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:05:55,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 11:05:55,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 11:05:55,757 INFO L87 Difference]: Start difference. First operand 122 states and 162 transitions. cyclomatic complexity: 41 Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:05:55,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:05:55,825 INFO L93 Difference]: Finished difference Result 125 states and 164 transitions. [2022-10-17 11:05:55,825 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 164 transitions. [2022-10-17 11:05:55,830 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2022-10-17 11:05:55,834 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 122 states and 159 transitions. [2022-10-17 11:05:55,834 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 122 [2022-10-17 11:05:55,835 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 122 [2022-10-17 11:05:55,836 INFO L73 IsDeterministic]: Start isDeterministic. Operand 122 states and 159 transitions. [2022-10-17 11:05:55,838 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:05:55,838 INFO L218 hiAutomatonCegarLoop]: Abstraction has 122 states and 159 transitions. [2022-10-17 11:05:55,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states and 159 transitions. [2022-10-17 11:05:55,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2022-10-17 11:05:55,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 122 states have (on average 1.3032786885245902) internal successors, (159), 121 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:05:55,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 159 transitions. [2022-10-17 11:05:55,856 INFO L240 hiAutomatonCegarLoop]: Abstraction has 122 states and 159 transitions. [2022-10-17 11:05:55,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 11:05:55,858 INFO L428 stractBuchiCegarLoop]: Abstraction has 122 states and 159 transitions. [2022-10-17 11:05:55,858 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-10-17 11:05:55,859 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 122 states and 159 transitions. [2022-10-17 11:05:55,861 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2022-10-17 11:05:55,861 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:05:55,862 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:05:55,870 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:05:55,870 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:05:55,870 INFO L748 eck$LassoCheckResult]: Stem: 650#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 594#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 595#L262 assume 0 == ~r1~0 % 256; 617#L263 assume ~id1~0 >= 0; 620#L264 assume 0 == ~st1~0; 621#L265 assume ~send1~0 == ~id1~0; 551#L266 assume 0 == ~mode1~0 % 256; 552#L267 assume ~id2~0 >= 0; 564#L268 assume 0 == ~st2~0; 565#L269 assume ~send2~0 == ~id2~0; 545#L270 assume 0 == ~mode2~0 % 256; 546#L271 assume ~id3~0 >= 0; 588#L272 assume 0 == ~st3~0; 599#L273 assume ~send3~0 == ~id3~0; 619#L274 assume 0 == ~mode3~0 % 256; 643#L275 assume ~id4~0 >= 0; 530#L276 assume 0 == ~st4~0; 531#L277 assume ~send4~0 == ~id4~0; 651#L278 assume 0 == ~mode4~0 % 256; 614#L279 assume ~id5~0 >= 0; 615#L280 assume 0 == ~st5~0; 557#L281 assume ~send5~0 == ~id5~0; 532#L282 assume 0 == ~mode5~0 % 256; 533#L283 assume ~id6~0 >= 0; 622#L284 assume 0 == ~st6~0; 623#L285 assume ~send6~0 == ~id6~0; 641#L286 assume 0 == ~mode6~0 % 256; 628#L287 assume ~id7~0 >= 0; 580#L288 assume 0 == ~st7~0; 581#L289 assume ~send7~0 == ~id7~0; 592#L290 assume 0 == ~mode7~0 % 256; 635#L291 assume ~id1~0 != ~id2~0; 636#L292 assume ~id1~0 != ~id3~0; 645#L293 assume ~id1~0 != ~id4~0; 649#L294 assume ~id1~0 != ~id5~0; 538#L295 assume ~id1~0 != ~id6~0; 539#L296 assume ~id1~0 != ~id7~0; 589#L297 assume ~id2~0 != ~id3~0; 586#L298 assume ~id2~0 != ~id4~0; 587#L299 assume ~id2~0 != ~id5~0; 593#L300 assume ~id2~0 != ~id6~0; 630#L301 assume ~id2~0 != ~id7~0; 639#L302 assume ~id3~0 != ~id4~0; 640#L303 assume ~id3~0 != ~id5~0; 647#L304 assume ~id3~0 != ~id6~0; 624#L305 assume ~id3~0 != ~id7~0; 625#L306 assume ~id4~0 != ~id5~0; 634#L307 assume ~id4~0 != ~id6~0; 547#L308 assume ~id4~0 != ~id7~0; 548#L309 assume ~id5~0 != ~id6~0; 633#L310 assume ~id5~0 != ~id7~0; 608#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 576#L262-1 init_#res#1 := init_~tmp~0#1; 577#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 596#L24 assume !(0 == assume_abort_if_not_~cond#1); 555#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 556#L547-2 [2022-10-17 11:05:55,871 INFO L750 eck$LassoCheckResult]: Loop: 556#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 611#L87 assume !(0 != ~mode1~0 % 256); 616#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 642#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 536#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 537#L113 assume !(0 != ~mode2~0 % 256); 631#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 632#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 605#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 606#L138 assume !(0 != ~mode3~0 % 256); 626#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 572#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 573#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 612#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 613#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 562#L166-1 ~mode4~0 := 0; 607#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 558#L188 assume !(0 != ~mode5~0 % 256); 560#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 627#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 543#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 544#L213 assume !(0 != ~mode6~0 % 256); 549#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 550#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 553#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 554#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 578#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 583#L241-1 ~mode7~0 := 0; 610#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 574#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 575#L472 assume ~r1~0 % 256 >= 7; 591#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 597#L471-1 check_#res#1 := check_~tmp~1#1; 534#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 535#L582 assume !(0 == assert_~arg#1 % 256); 629#L577 assume { :end_inline_assert } true; 556#L547-2 [2022-10-17 11:05:55,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:55,872 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 2 times [2022-10-17 11:05:55,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:55,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882189094] [2022-10-17 11:05:55,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:55,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:55,919 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:05:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:55,967 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:05:55,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:55,968 INFO L85 PathProgramCache]: Analyzing trace with hash 605337792, now seen corresponding path program 1 times [2022-10-17 11:05:55,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:55,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015936519] [2022-10-17 11:05:55,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:55,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:56,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:05:56,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:05:56,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015936519] [2022-10-17 11:05:56,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015936519] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:05:56,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:05:56,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:05:56,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748189847] [2022-10-17 11:05:56,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:05:56,023 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:05:56,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:05:56,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:05:56,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:05:56,024 INFO L87 Difference]: Start difference. First operand 122 states and 159 transitions. cyclomatic complexity: 38 Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 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) [2022-10-17 11:05:56,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:05:56,061 INFO L93 Difference]: Finished difference Result 182 states and 251 transitions. [2022-10-17 11:05:56,061 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 182 states and 251 transitions. [2022-10-17 11:05:56,066 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 126 [2022-10-17 11:05:56,069 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 182 states to 182 states and 251 transitions. [2022-10-17 11:05:56,070 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 182 [2022-10-17 11:05:56,071 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 182 [2022-10-17 11:05:56,071 INFO L73 IsDeterministic]: Start isDeterministic. Operand 182 states and 251 transitions. [2022-10-17 11:05:56,077 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:05:56,077 INFO L218 hiAutomatonCegarLoop]: Abstraction has 182 states and 251 transitions. [2022-10-17 11:05:56,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states and 251 transitions. [2022-10-17 11:05:56,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2022-10-17 11:05:56,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 182 states have (on average 1.379120879120879) internal successors, (251), 181 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:05:56,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 251 transitions. [2022-10-17 11:05:56,093 INFO L240 hiAutomatonCegarLoop]: Abstraction has 182 states and 251 transitions. [2022-10-17 11:05:56,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:05:56,095 INFO L428 stractBuchiCegarLoop]: Abstraction has 182 states and 251 transitions. [2022-10-17 11:05:56,096 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-10-17 11:05:56,096 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 182 states and 251 transitions. [2022-10-17 11:05:56,097 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 126 [2022-10-17 11:05:56,098 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:05:56,098 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:05:56,099 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:05:56,100 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:05:56,101 INFO L748 eck$LassoCheckResult]: Stem: 963#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 904#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 905#L262 assume 0 == ~r1~0 % 256; 928#L263 assume ~id1~0 >= 0; 931#L264 assume 0 == ~st1~0; 932#L265 assume ~send1~0 == ~id1~0; 863#L266 assume 0 == ~mode1~0 % 256; 864#L267 assume ~id2~0 >= 0; 877#L268 assume 0 == ~st2~0; 878#L269 assume ~send2~0 == ~id2~0; 855#L270 assume 0 == ~mode2~0 % 256; 856#L271 assume ~id3~0 >= 0; 898#L272 assume 0 == ~st3~0; 908#L273 assume ~send3~0 == ~id3~0; 930#L274 assume 0 == ~mode3~0 % 256; 956#L275 assume ~id4~0 >= 0; 840#L276 assume 0 == ~st4~0; 841#L277 assume ~send4~0 == ~id4~0; 964#L278 assume 0 == ~mode4~0 % 256; 925#L279 assume ~id5~0 >= 0; 926#L280 assume 0 == ~st5~0; 867#L281 assume ~send5~0 == ~id5~0; 842#L282 assume 0 == ~mode5~0 % 256; 843#L283 assume ~id6~0 >= 0; 933#L284 assume 0 == ~st6~0; 934#L285 assume ~send6~0 == ~id6~0; 954#L286 assume 0 == ~mode6~0 % 256; 939#L287 assume ~id7~0 >= 0; 890#L288 assume 0 == ~st7~0; 891#L289 assume ~send7~0 == ~id7~0; 901#L290 assume 0 == ~mode7~0 % 256; 948#L291 assume ~id1~0 != ~id2~0; 949#L292 assume ~id1~0 != ~id3~0; 958#L293 assume ~id1~0 != ~id4~0; 962#L294 assume ~id1~0 != ~id5~0; 848#L295 assume ~id1~0 != ~id6~0; 849#L296 assume ~id1~0 != ~id7~0; 899#L297 assume ~id2~0 != ~id3~0; 896#L298 assume ~id2~0 != ~id4~0; 897#L299 assume ~id2~0 != ~id5~0; 903#L300 assume ~id2~0 != ~id6~0; 941#L301 assume ~id2~0 != ~id7~0; 952#L302 assume ~id3~0 != ~id4~0; 953#L303 assume ~id3~0 != ~id5~0; 960#L304 assume ~id3~0 != ~id6~0; 935#L305 assume ~id3~0 != ~id7~0; 936#L306 assume ~id4~0 != ~id5~0; 947#L307 assume ~id4~0 != ~id6~0; 859#L308 assume ~id4~0 != ~id7~0; 860#L309 assume ~id5~0 != ~id6~0; 946#L310 assume ~id5~0 != ~id7~0; 918#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 888#L262-1 init_#res#1 := init_~tmp~0#1; 889#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 906#L24 assume !(0 == assume_abort_if_not_~cond#1); 865#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 866#L547-2 [2022-10-17 11:05:56,125 INFO L750 eck$LassoCheckResult]: Loop: 866#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1017#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 881#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 882#L91-1 ~mode1~0 := 0; 902#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1014#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1011#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 1009#L116-1 ~mode2~0 := 0; 1007#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1006#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1003#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 1001#L141-1 ~mode3~0 := 0; 999#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 998#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 995#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 993#L166-1 ~mode4~0 := 0; 991#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 990#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 987#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 985#L191-1 ~mode5~0 := 0; 983#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 982#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 979#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 977#L216-1 ~mode6~0 := 0; 975#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 974#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 972#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 969#L241-1 ~mode7~0 := 0; 967#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 966#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 965#L472 assume !(~r1~0 % 256 >= 7); 944#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 945#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 1021#L471-1 check_#res#1 := check_~tmp~1#1; 1020#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 1019#L582 assume !(0 == assert_~arg#1 % 256); 1018#L577 assume { :end_inline_assert } true; 866#L547-2 [2022-10-17 11:05:56,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:56,126 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 3 times [2022-10-17 11:05:56,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:56,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982157399] [2022-10-17 11:05:56,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:56,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:56,164 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:05:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:56,214 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:05:56,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:56,215 INFO L85 PathProgramCache]: Analyzing trace with hash -984441775, now seen corresponding path program 1 times [2022-10-17 11:05:56,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:56,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595588636] [2022-10-17 11:05:56,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:56,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:56,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:56,233 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:05:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:56,262 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:05:56,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:56,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1657790688, now seen corresponding path program 1 times [2022-10-17 11:05:56,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:56,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446785259] [2022-10-17 11:05:56,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:56,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:56,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:05:56,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:05:56,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446785259] [2022-10-17 11:05:56,391 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446785259] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:05:56,391 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:05:56,391 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:05:56,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604316272] [2022-10-17 11:05:56,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:05:57,812 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 11:05:57,813 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 11:05:57,813 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 11:05:57,813 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 11:05:57,813 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 11:05:57,813 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:57,813 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 11:05:57,814 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 11:05:57,814 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2022-10-17 11:05:57,814 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 11:05:57,814 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 11:05:57,836 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,857 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,859 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,865 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,923 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,925 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,930 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,936 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,938 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,942 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,944 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,946 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,951 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,953 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,962 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,967 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,972 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,978 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:57,982 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:58,843 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 11:05:58,844 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 11:05:58,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:58,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:58,849 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:58,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-10-17 11:05:58,861 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 11:05:58,861 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 11:05:58,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:58,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:58,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:58,936 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:58,942 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 11:05:58,942 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 11:05:58,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 11:05:59,154 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 11:05:59,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:59,163 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 11:05:59,163 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 11:05:59,163 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 11:05:59,164 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 11:05:59,164 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 11:05:59,164 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:59,164 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 11:05:59,164 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 11:05:59,164 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2022-10-17 11:05:59,164 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 11:05:59,164 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 11:05:59,168 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,232 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,238 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,240 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,248 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,250 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,257 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,263 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,266 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,270 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,273 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,275 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,281 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,284 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,289 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,292 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,298 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,305 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,307 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:59,313 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:00,175 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 11:06:00,179 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 11:06:00,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,192 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 11:06:00,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:00,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,294 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 11:06:00,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:00,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,371 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 11:06:00,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:00,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,450 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 11:06:00,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,462 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:00,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,508 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 11:06:00,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:00,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,540 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 11:06:00,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:00,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,585 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 11:06:00,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,594 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:00,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,661 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 11:06:00,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:00,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,694 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 11:06:00,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:00,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,747 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 11:06:00,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,758 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:00,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,806 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 11:06:00,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,820 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:00,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,841 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 11:06:00,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,854 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-10-17 11:06:00,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,910 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 11:06:00,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:00,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:00,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:00,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:00,948 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:00,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 11:06:00,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:00,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:00,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:00,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:00,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:00,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:00,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:00,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:00,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,038 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 11:06:01,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:01,053 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:01,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,084 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 11:06:01,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:01,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:01,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,122 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 11:06:01,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:01,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:01,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,184 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 11:06:01,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:01,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:01,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-10-17 11:06:01,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,216 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 11:06:01,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:01,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:01,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-10-17 11:06:01,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,247 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 11:06:01,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:06:01,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:06:01,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-10-17 11:06:01,282 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 11:06:01,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,283 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 11:06:01,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,297 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,317 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,355 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 11:06:01,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,376 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,378 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,449 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,463 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,463 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 11:06:01,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,518 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,531 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,533 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 11:06:01,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-10-17 11:06:01,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,557 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 11:06:01,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,569 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,570 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-10-17 11:06:01,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,594 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 11:06:01,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,619 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,621 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,663 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 11:06:01,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,674 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,676 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,699 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 11:06:01,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,714 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,715 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-10-17 11:06:01,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,736 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 11:06:01,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,745 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,745 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,767 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 11:06:01,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,776 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,776 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,800 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 11:06:01,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,809 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,813 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,863 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 11:06:01,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,872 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,873 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-10-17 11:06:01,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,899 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 11:06:01,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,907 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,908 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-10-17 11:06:01,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,928 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 11:06:01,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,938 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,948 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:01,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:01,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:01,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:01,979 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:01,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 11:06:01,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:01,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:01,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:01,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:01,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:01,987 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:01,987 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:01,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:01,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:02,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,012 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 11:06:02,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,021 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:02,022 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:02,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:02,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,045 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 11:06:02,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,057 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:02,058 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:02,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-10-17 11:06:02,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,080 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 11:06:02,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,090 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:02,090 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:02,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-10-17 11:06:02,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,111 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 11:06:02,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,120 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:02,121 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:02,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:02,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,144 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 11:06:02,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,152 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:02,154 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:02,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-10-17 11:06:02,175 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 11:06:02,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,176 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 11:06:02,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,188 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,204 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:02,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,239 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 11:06:02,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,248 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,249 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-10-17 11:06:02,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,274 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 11:06:02,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,284 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,285 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-10-17 11:06:02,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,306 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 11:06:02,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,314 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,317 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-10-17 11:06:02,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,352 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 11:06:02,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,362 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,362 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:02,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,384 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 11:06:02,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,427 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,429 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:02,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,479 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,490 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,492 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-10-17 11:06:02,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:02,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,522 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-10-17 11:06:02,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,532 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,533 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:02,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,555 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-10-17 11:06:02,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,566 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,567 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-10-17 11:06:02,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,589 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-10-17 11:06:02,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,598 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,598 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-10-17 11:06:02,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,619 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-10-17 11:06:02,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,628 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,628 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-10-17 11:06:02,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,678 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-10-17 11:06:02,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,687 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,688 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:02,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,712 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 11:06:02,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,721 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,722 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-10-17 11:06:02,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,744 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 11:06:02,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,753 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,754 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:02,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,816 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,835 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,836 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 11:06:02,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:02,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,885 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-10-17 11:06:02,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,893 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,898 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-10-17 11:06:02,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,927 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-10-17 11:06:02,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,936 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,937 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:02,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-10-17 11:06:02,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:02,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:02,979 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:02,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-10-17 11:06:02,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:02,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:02,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:02,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:02,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:02,987 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:02,988 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:02,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:02,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-10-17 11:06:03,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,013 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-10-17 11:06:03,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,023 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:03,024 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:03,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-10-17 11:06:03,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,046 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-10-17 11:06:03,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,055 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:03,056 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:03,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-10-17 11:06:03,078 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 11:06:03,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,079 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-10-17 11:06:03,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,092 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,114 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-10-17 11:06:03,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,168 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-10-17 11:06:03,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,177 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,178 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-10-17 11:06:03,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,202 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-10-17 11:06:03,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,210 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,211 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-10-17 11:06:03,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,233 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-10-17 11:06:03,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,243 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,246 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:03,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,280 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-10-17 11:06:03,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,289 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,289 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-10-17 11:06:03,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,311 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-10-17 11:06:03,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,319 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,321 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-10-17 11:06:03,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,344 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-10-17 11:06:03,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,353 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,354 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:03,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,378 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-10-17 11:06:03,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,387 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,388 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-10-17 11:06:03,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,409 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-10-17 11:06:03,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,419 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,419 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:03,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,443 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-10-17 11:06:03,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,454 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,455 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-10-17 11:06:03,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,479 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-10-17 11:06:03,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,488 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,488 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-10-17 11:06:03,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,510 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-10-17 11:06:03,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,519 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,521 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-10-17 11:06:03,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,545 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-10-17 11:06:03,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,553 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,554 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:03,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,576 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-10-17 11:06:03,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,585 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,589 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-10-17 11:06:03,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,617 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-10-17 11:06:03,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,625 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,626 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-10-17 11:06:03,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,647 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-10-17 11:06:03,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,655 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,657 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-10-17 11:06:03,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,680 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-10-17 11:06:03,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,689 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,690 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-10-17 11:06:03,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,713 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-10-17 11:06:03,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,722 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,722 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:03,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,744 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-10-17 11:06:03,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,752 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,755 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-10-17 11:06:03,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,778 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-10-17 11:06:03,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:06:03,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,787 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:03,789 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:03,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:03,812 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 11:06:03,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,813 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-10-17 11:06:03,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,823 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:03,823 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:03,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,823 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:03,836 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:03,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:03,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,913 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:03,924 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:03,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,925 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:03,927 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:03,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:03,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-10-17 11:06:03,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:03,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:03,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:03,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:03,974 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:03,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-10-17 11:06:03,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:03,987 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:03,988 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:03,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:03,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:03,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:03,988 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:03,989 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:03,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,037 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,051 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,051 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,052 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,055 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-10-17 11:06:04,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,107 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,121 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,122 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,122 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-10-17 11:06:04,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,166 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,177 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,177 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,177 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,179 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-10-17 11:06:04,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,231 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,243 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,243 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,244 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,245 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-10-17 11:06:04,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,289 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,300 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,300 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,300 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,301 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-10-17 11:06:04,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,355 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,366 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,366 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,367 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,368 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-10-17 11:06:04,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,417 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-10-17 11:06:04,429 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,429 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,430 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,430 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,481 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-10-17 11:06:04,494 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,494 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,495 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,496 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,554 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,565 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,566 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,567 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-10-17 11:06:04,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,614 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,625 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,625 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,625 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,626 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-10-17 11:06:04,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,685 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,696 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,696 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,696 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,699 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-10-17 11:06:04,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,754 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,765 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,765 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,765 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,766 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-10-17 11:06:04,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,811 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,821 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,821 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,822 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,823 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-10-17 11:06:04,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,871 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,881 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,881 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,882 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,884 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-10-17 11:06:04,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,930 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-10-17 11:06:04,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,942 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,942 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:04,943 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:04,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:04,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:04,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:04,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:04,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:04,987 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:04,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:04,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:04,998 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:04,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:04,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:04,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:04,998 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:05,000 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:05,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-10-17 11:06:05,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,053 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,067 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,067 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:05,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,068 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 11:06:05,069 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 11:06:05,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-10-17 11:06:05,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,133 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 11:06:05,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,134 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,147 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,147 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,148 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-10-17 11:06:05,170 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,257 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,268 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,268 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,269 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,271 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-10-17 11:06:05,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-10-17 11:06:05,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,315 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-10-17 11:06:05,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,323 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,324 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,324 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,329 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,374 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,385 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,386 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-10-17 11:06:05,389 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,442 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,453 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,453 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,455 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-10-17 11:06:05,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,510 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,523 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,523 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,527 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-10-17 11:06:05,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,586 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,598 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,598 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,598 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,601 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-10-17 11:06:05,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,651 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,662 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,662 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,662 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,663 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-10-17 11:06:05,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,710 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,722 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,722 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,723 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,725 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-10-17 11:06:05,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,789 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,799 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,799 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,800 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,801 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-10-17 11:06:05,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,846 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,857 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,857 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,857 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,858 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-10-17 11:06:05,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,909 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,920 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,920 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,923 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-10-17 11:06:05,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:05,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:05,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:05,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:05,971 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:05,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:05,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:05,983 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:05,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:05,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:05,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:05,983 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:05,984 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:05,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:05,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-10-17 11:06:05,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,029 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,042 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,043 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:06,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,043 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:06,045 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:06,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-10-17 11:06:06,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,094 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,105 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,105 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:06,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,106 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:06,107 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:06,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-10-17 11:06:06,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,155 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-10-17 11:06:06,165 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,165 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:06,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,166 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:06,167 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:06,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,199 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-10-17 11:06:06,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,207 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,207 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:06,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,208 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:06,209 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:06,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,236 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-10-17 11:06:06,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,244 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,244 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:06,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,244 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:06,245 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:06,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,267 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-10-17 11:06:06,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,275 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,275 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:06,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,276 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:06,277 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:06,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,302 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-10-17 11:06:06,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,313 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,313 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 11:06:06,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,313 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:06,315 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:06,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2022-10-17 11:06:06,343 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 11:06:06,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,344 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-10-17 11:06:06,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,361 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,361 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,379 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2022-10-17 11:06:06,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,435 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-10-17 11:06:06,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,444 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,444 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,444 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,446 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2022-10-17 11:06:06,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,474 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-10-17 11:06:06,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,483 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,483 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,483 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,485 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,509 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-10-17 11:06:06,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,517 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,517 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,518 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,521 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2022-10-17 11:06:06,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,559 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-10-17 11:06:06,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,571 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,571 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,571 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,572 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,605 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-10-17 11:06:06,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,614 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,615 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,615 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,620 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,659 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-10-17 11:06:06,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,668 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,668 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,671 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,726 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-10-17 11:06:06,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,741 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,741 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,741 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,742 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2022-10-17 11:06:06,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,794 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-10-17 11:06:06,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,803 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,804 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,805 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2022-10-17 11:06:06,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,837 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-10-17 11:06:06,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,845 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,845 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,846 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2022-10-17 11:06:06,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,869 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-10-17 11:06:06,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,877 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,878 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,878 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,879 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,902 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-10-17 11:06:06,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,910 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,911 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,913 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,941 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-10-17 11:06:06,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,950 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,950 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,951 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:06,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:06,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:06,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:06,975 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:06,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:06,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-10-17 11:06:06,986 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:06,986 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:06,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:06,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:06,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:06,987 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:06,989 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:06,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:06,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2022-10-17 11:06:07,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,018 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-10-17 11:06:07,026 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,026 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:07,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,027 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:07,028 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:07,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2022-10-17 11:06:07,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,051 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-10-17 11:06:07,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,059 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:07,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,060 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:07,062 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:07,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2022-10-17 11:06:07,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,089 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-10-17 11:06:07,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,097 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:07,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,098 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:07,100 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:07,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2022-10-17 11:06:07,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,129 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-10-17 11:06:07,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,137 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,137 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:07,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,138 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:07,139 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:07,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2022-10-17 11:06:07,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,162 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-10-17 11:06:07,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,171 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:07,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,171 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:07,173 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:07,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:07,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,203 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-10-17 11:06:07,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,212 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:07,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,212 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 11:06:07,215 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 11:06:07,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:07,245 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 11:06:07,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,246 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-10-17 11:06:07,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,255 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,255 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,256 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,274 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2022-10-17 11:06:07,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,314 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-10-17 11:06:07,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,322 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,322 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,323 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,324 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2022-10-17 11:06:07,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,347 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-10-17 11:06:07,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,355 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,355 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,356 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,356 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2022-10-17 11:06:07,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,381 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-10-17 11:06:07,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,389 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,389 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,389 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,391 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:07,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,415 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-10-17 11:06:07,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,423 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,424 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,424 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2022-10-17 11:06:07,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,445 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-10-17 11:06:07,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,453 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,454 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,455 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:07,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,478 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-10-17 11:06:07,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,486 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,486 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,487 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,488 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:07,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,512 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-10-17 11:06:07,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,520 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,520 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,520 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,521 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:07,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,572 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-10-17 11:06:07,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,581 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,581 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,581 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,593 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:07,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,632 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-10-17 11:06:07,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,640 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,640 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,640 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,641 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2022-10-17 11:06:07,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,662 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-10-17 11:06:07,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,670 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,670 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,670 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,671 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2022-10-17 11:06:07,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,692 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-10-17 11:06:07,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,700 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,700 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,700 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,702 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2022-10-17 11:06:07,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,726 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2022-10-17 11:06:07,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,734 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,734 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,735 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,735 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:07,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,757 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2022-10-17 11:06:07,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,765 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,765 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,766 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,767 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2022-10-17 11:06:07,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,790 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2022-10-17 11:06:07,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,799 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,799 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,799 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2022-10-17 11:06:07,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,821 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2022-10-17 11:06:07,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,829 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,829 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,829 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,831 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2022-10-17 11:06:07,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,877 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2022-10-17 11:06:07,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,885 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,885 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,885 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,887 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:07,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,910 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2022-10-17 11:06:07,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,918 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,918 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,918 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,919 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:07,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,940 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2022-10-17 11:06:07,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,957 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,958 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,958 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,959 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:07,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:07,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:07,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:07,984 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:07,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2022-10-17 11:06:07,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:07,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:07,992 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 11:06:07,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:07,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:07,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:07,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 11:06:07,994 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 11:06:07,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:07,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,017 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 11:06:08,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,018 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2022-10-17 11:06:08,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,028 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,028 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,029 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,141 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2022-10-17 11:06:08,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,155 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,155 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,158 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,209 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,219 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,220 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,221 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2022-10-17 11:06:08,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,277 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,289 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,289 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,293 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2022-10-17 11:06:08,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,350 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,360 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,361 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,361 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,362 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2022-10-17 11:06:08,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,411 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,421 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,421 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,422 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,424 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2022-10-17 11:06:08,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,470 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,481 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,481 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,481 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,484 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2022-10-17 11:06:08,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,536 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,546 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,547 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,547 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,548 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2022-10-17 11:06:08,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,601 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,613 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,613 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,614 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,615 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2022-10-17 11:06:08,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,665 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,676 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,677 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,677 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2022-10-17 11:06:08,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,722 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,732 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,732 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2022-10-17 11:06:08,733 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,782 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,792 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,792 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2022-10-17 11:06:08,795 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,842 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2022-10-17 11:06:08,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,850 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,850 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,850 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,873 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2022-10-17 11:06:08,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,881 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,881 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,882 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,884 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:08,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:08,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:08,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:08,945 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:08,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:08,958 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:08,959 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:08,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:08,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:08,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:08,959 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:08,960 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:08,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:08,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2022-10-17 11:06:08,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:09,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:09,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:09,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:09,007 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:09,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:09,017 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:09,017 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:09,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:09,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:09,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:09,018 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:09,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:09,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:09,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2022-10-17 11:06:09,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:09,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2022-10-17 11:06:09,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:09,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:09,070 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:09,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2022-10-17 11:06:09,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:09,079 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:09,079 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:09,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:09,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:09,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:09,079 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:09,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:09,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:09,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:09,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:09,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:09,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:09,107 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:09,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2022-10-17 11:06:09,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:09,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:09,115 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:09,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:09,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:09,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:09,115 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:09,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:09,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:09,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:09,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:09,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:09,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:09,138 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:09,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2022-10-17 11:06:09,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:09,147 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:09,147 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:09,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:09,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:09,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:09,147 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:09,149 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:09,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:09,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:09,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:09,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:09,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:06:09,174 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:06:09,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2022-10-17 11:06:09,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:06:09,183 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 11:06:09,183 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 11:06:09,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:06:09,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:06:09,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:06:09,183 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 11:06:09,185 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:06:09,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:06:09,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:06:09,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08983dcf-daec-4234-a917-b04e9c7e50bb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Forceful destruction successful, exit code 0 [2022-10-17 11:06:09,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:09,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:09,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:09,212 INFO L87 Difference]: Start difference. First operand 182 states and 251 transitions. cyclomatic complexity: 70 Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:09,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:09,236 INFO L93 Difference]: Finished difference Result 249 states and 350 transitions. [2022-10-17 11:06:09,236 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 249 states and 350 transitions. [2022-10-17 11:06:09,239 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 193 [2022-10-17 11:06:09,241 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 249 states to 249 states and 350 transitions. [2022-10-17 11:06:09,242 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 249 [2022-10-17 11:06:09,242 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 249 [2022-10-17 11:06:09,242 INFO L73 IsDeterministic]: Start isDeterministic. Operand 249 states and 350 transitions. [2022-10-17 11:06:09,243 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:09,243 INFO L218 hiAutomatonCegarLoop]: Abstraction has 249 states and 350 transitions. [2022-10-17 11:06:09,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states and 350 transitions. [2022-10-17 11:06:09,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2022-10-17 11:06:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 249 states have (on average 1.4056224899598393) internal successors, (350), 248 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:09,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 350 transitions. [2022-10-17 11:06:09,253 INFO L240 hiAutomatonCegarLoop]: Abstraction has 249 states and 350 transitions. [2022-10-17 11:06:09,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:09,254 INFO L428 stractBuchiCegarLoop]: Abstraction has 249 states and 350 transitions. [2022-10-17 11:06:09,254 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-10-17 11:06:09,254 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 249 states and 350 transitions. [2022-10-17 11:06:09,256 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 193 [2022-10-17 11:06:09,256 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:09,257 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:09,258 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:09,258 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:09,258 INFO L748 eck$LassoCheckResult]: Stem: 1405#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 1344#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1345#L262 assume 0 == ~r1~0 % 256; 1369#L263 assume ~id1~0 >= 0; 1372#L264 assume 0 == ~st1~0; 1373#L265 assume ~send1~0 == ~id1~0; 1300#L266 assume 0 == ~mode1~0 % 256; 1301#L267 assume ~id2~0 >= 0; 1313#L268 assume 0 == ~st2~0; 1314#L269 assume ~send2~0 == ~id2~0; 1294#L270 assume 0 == ~mode2~0 % 256; 1295#L271 assume ~id3~0 >= 0; 1337#L272 assume 0 == ~st3~0; 1348#L273 assume ~send3~0 == ~id3~0; 1371#L274 assume 0 == ~mode3~0 % 256; 1398#L275 assume ~id4~0 >= 0; 1279#L276 assume 0 == ~st4~0; 1280#L277 assume ~send4~0 == ~id4~0; 1408#L278 assume 0 == ~mode4~0 % 256; 1365#L279 assume ~id5~0 >= 0; 1366#L280 assume 0 == ~st5~0; 1306#L281 assume ~send5~0 == ~id5~0; 1281#L282 assume 0 == ~mode5~0 % 256; 1282#L283 assume ~id6~0 >= 0; 1374#L284 assume 0 == ~st6~0; 1375#L285 assume ~send6~0 == ~id6~0; 1396#L286 assume 0 == ~mode6~0 % 256; 1380#L287 assume ~id7~0 >= 0; 1329#L288 assume 0 == ~st7~0; 1330#L289 assume ~send7~0 == ~id7~0; 1339#L290 assume 0 == ~mode7~0 % 256; 1390#L291 assume ~id1~0 != ~id2~0; 1391#L292 assume ~id1~0 != ~id3~0; 1400#L293 assume ~id1~0 != ~id4~0; 1404#L294 assume ~id1~0 != ~id5~0; 1287#L295 assume ~id1~0 != ~id6~0; 1288#L296 assume ~id1~0 != ~id7~0; 1338#L297 assume ~id2~0 != ~id3~0; 1335#L298 assume ~id2~0 != ~id4~0; 1336#L299 assume ~id2~0 != ~id5~0; 1343#L300 assume ~id2~0 != ~id6~0; 1383#L301 assume ~id2~0 != ~id7~0; 1394#L302 assume ~id3~0 != ~id4~0; 1395#L303 assume ~id3~0 != ~id5~0; 1402#L304 assume ~id3~0 != ~id6~0; 1376#L305 assume ~id3~0 != ~id7~0; 1377#L306 assume ~id4~0 != ~id5~0; 1389#L307 assume ~id4~0 != ~id6~0; 1296#L308 assume ~id4~0 != ~id7~0; 1297#L309 assume ~id5~0 != ~id6~0; 1388#L310 assume ~id5~0 != ~id7~0; 1358#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 1325#L262-1 init_#res#1 := init_~tmp~0#1; 1326#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 1346#L24 assume !(0 == assume_abort_if_not_~cond#1); 1304#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1305#L547-2 [2022-10-17 11:06:09,259 INFO L750 eck$LassoCheckResult]: Loop: 1305#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1367#L87 assume !(0 != ~mode1~0 % 256); 1368#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1397#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1285#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1286#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1333#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 1290#L116-1 ~mode2~0 := 0; 1354#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1355#L138 assume !(0 != ~mode3~0 % 256); 1378#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1318#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1319#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1363#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1364#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 1311#L166-1 ~mode4~0 := 0; 1356#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1307#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1308#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 1392#L191-1 ~mode5~0 := 0; 1292#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 1293#L213 assume !(0 != ~mode6~0 % 256); 1298#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 1299#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 1302#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 1303#L238 assume !(0 != ~mode7~0 % 256); 1328#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 1359#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 1360#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1323#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 1324#L472 assume !(~r1~0 % 256 >= 7); 1410#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 1470#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 1468#L471-1 check_#res#1 := check_~tmp~1#1; 1466#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 1464#L582 assume !(0 == assert_~arg#1 % 256); 1463#L577 assume { :end_inline_assert } true; 1462#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1409#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 1320#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 1321#L91-1 ~mode1~0 := 0; 1342#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1523#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1520#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 1518#L116-1 ~mode2~0 := 0; 1516#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1515#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1512#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 1510#L141-1 ~mode3~0 := 0; 1508#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1507#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1504#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 1502#L166-1 ~mode4~0 := 0; 1500#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1499#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1496#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 1494#L191-1 ~mode5~0 := 0; 1492#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 1491#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 1488#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 1486#L216-1 ~mode6~0 := 0; 1484#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 1483#L238 assume !(0 != ~mode7~0 % 256); 1479#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 1477#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 1476#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1475#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 1473#L472 assume !(~r1~0 % 256 >= 7); 1386#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 1387#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 1471#L471-1 check_#res#1 := check_~tmp~1#1; 1469#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 1467#L582 assume !(0 == assert_~arg#1 % 256); 1465#L577 assume { :end_inline_assert } true; 1305#L547-2 [2022-10-17 11:06:09,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:09,259 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 4 times [2022-10-17 11:06:09,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:09,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069266525] [2022-10-17 11:06:09,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:09,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:09,276 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:06:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:09,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:06:09,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:09,301 INFO L85 PathProgramCache]: Analyzing trace with hash -698378333, now seen corresponding path program 1 times [2022-10-17 11:06:09,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:09,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582535405] [2022-10-17 11:06:09,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:09,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:09,469 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:09,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:09,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582535405] [2022-10-17 11:06:09,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582535405] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:09,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:09,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:09,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338936444] [2022-10-17 11:06:09,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:09,470 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:09,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:09,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:09,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:09,471 INFO L87 Difference]: Start difference. First operand 249 states and 350 transitions. cyclomatic complexity: 102 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:09,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:09,491 INFO L93 Difference]: Finished difference Result 430 states and 620 transitions. [2022-10-17 11:06:09,491 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 430 states and 620 transitions. [2022-10-17 11:06:09,495 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 374 [2022-10-17 11:06:09,499 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 430 states to 430 states and 620 transitions. [2022-10-17 11:06:09,499 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 430 [2022-10-17 11:06:09,500 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 430 [2022-10-17 11:06:09,500 INFO L73 IsDeterministic]: Start isDeterministic. Operand 430 states and 620 transitions. [2022-10-17 11:06:09,501 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:09,501 INFO L218 hiAutomatonCegarLoop]: Abstraction has 430 states and 620 transitions. [2022-10-17 11:06:09,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states and 620 transitions. [2022-10-17 11:06:09,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 424. [2022-10-17 11:06:09,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 424 states have (on average 1.4410377358490567) internal successors, (611), 423 states have internal predecessors, (611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:09,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 611 transitions. [2022-10-17 11:06:09,515 INFO L240 hiAutomatonCegarLoop]: Abstraction has 424 states and 611 transitions. [2022-10-17 11:06:09,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:09,516 INFO L428 stractBuchiCegarLoop]: Abstraction has 424 states and 611 transitions. [2022-10-17 11:06:09,516 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-10-17 11:06:09,517 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 424 states and 611 transitions. [2022-10-17 11:06:09,520 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 368 [2022-10-17 11:06:09,520 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:09,520 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:09,521 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:09,522 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:09,522 INFO L748 eck$LassoCheckResult]: Stem: 2101#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 2030#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2031#L262 assume 0 == ~r1~0 % 256; 2055#L263 assume ~id1~0 >= 0; 2058#L264 assume 0 == ~st1~0; 2059#L265 assume ~send1~0 == ~id1~0; 1985#L266 assume 0 == ~mode1~0 % 256; 1986#L267 assume ~id2~0 >= 0; 1998#L268 assume 0 == ~st2~0; 1999#L269 assume ~send2~0 == ~id2~0; 1979#L270 assume 0 == ~mode2~0 % 256; 1980#L271 assume ~id3~0 >= 0; 2022#L272 assume 0 == ~st3~0; 2034#L273 assume ~send3~0 == ~id3~0; 2057#L274 assume 0 == ~mode3~0 % 256; 2087#L275 assume ~id4~0 >= 0; 1964#L276 assume 0 == ~st4~0; 1965#L277 assume ~send4~0 == ~id4~0; 2105#L278 assume 0 == ~mode4~0 % 256; 2052#L279 assume ~id5~0 >= 0; 2053#L280 assume 0 == ~st5~0; 1991#L281 assume ~send5~0 == ~id5~0; 1966#L282 assume 0 == ~mode5~0 % 256; 1967#L283 assume ~id6~0 >= 0; 2060#L284 assume 0 == ~st6~0; 2061#L285 assume ~send6~0 == ~id6~0; 2084#L286 assume 0 == ~mode6~0 % 256; 2066#L287 assume ~id7~0 >= 0; 2014#L288 assume 0 == ~st7~0; 2015#L289 assume ~send7~0 == ~id7~0; 2024#L290 assume 0 == ~mode7~0 % 256; 2075#L291 assume ~id1~0 != ~id2~0; 2076#L292 assume ~id1~0 != ~id3~0; 2089#L293 assume ~id1~0 != ~id4~0; 2098#L294 assume ~id1~0 != ~id5~0; 1972#L295 assume ~id1~0 != ~id6~0; 1973#L296 assume ~id1~0 != ~id7~0; 2023#L297 assume ~id2~0 != ~id3~0; 2020#L298 assume ~id2~0 != ~id4~0; 2021#L299 assume ~id2~0 != ~id5~0; 2028#L300 assume ~id2~0 != ~id6~0; 2069#L301 assume ~id2~0 != ~id7~0; 2082#L302 assume ~id3~0 != ~id4~0; 2083#L303 assume ~id3~0 != ~id5~0; 2092#L304 assume ~id3~0 != ~id6~0; 2062#L305 assume ~id3~0 != ~id7~0; 2063#L306 assume ~id4~0 != ~id5~0; 2074#L307 assume ~id4~0 != ~id6~0; 1981#L308 assume ~id4~0 != ~id7~0; 1982#L309 assume ~id5~0 != ~id6~0; 2073#L310 assume ~id5~0 != ~id7~0; 2045#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 2010#L262-1 init_#res#1 := init_~tmp~0#1; 2011#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 2032#L24 assume !(0 == assume_abort_if_not_~cond#1); 1989#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1990#L547-2 [2022-10-17 11:06:09,522 INFO L750 eck$LassoCheckResult]: Loop: 1990#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2128#L87 assume !(0 != ~mode1~0 % 256); 2102#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2103#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2339#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2337#L113 assume !(0 != ~mode2~0 % 256); 2100#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 2234#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 2232#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2227#L138 assume !(0 != ~mode3~0 % 256); 2221#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 2218#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 2216#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2211#L163 assume !(0 != ~mode4~0 % 256); 2205#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 2202#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 2200#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2195#L188 assume !(0 != ~mode5~0 % 256); 2189#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 2186#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 2184#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2183#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2177#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 2172#L216-1 ~mode6~0 := 0; 2169#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 2166#L238 assume !(0 != ~mode7~0 % 256); 2161#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 2157#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 2155#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2153#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 2151#L472 assume !(~r1~0 % 256 >= 7); 2149#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 2146#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 2141#L471-1 check_#res#1 := check_~tmp~1#1; 2142#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 2131#L582 assume !(0 == assert_~arg#1 % 256); 2132#L577 assume { :end_inline_assert } true; 2121#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2122#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 2005#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 2006#L91-1 ~mode1~0 := 0; 2112#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2111#L113 assume !(0 != ~mode2~0 % 256); 2070#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 2071#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 2108#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2381#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2378#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 2376#L141-1 ~mode3~0 := 0; 2374#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2373#L163 assume !(0 != ~mode4~0 % 256); 2372#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 2369#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 2042#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2043#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2077#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 2078#L191-1 ~mode5~0 := 0; 1977#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 1978#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2104#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 2360#L216-1 ~mode6~0 := 0; 2359#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 2358#L238 assume !(0 != ~mode7~0 % 256); 2354#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 2352#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 2351#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2350#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 2348#L472 assume !(~r1~0 % 256 >= 7); 2347#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 2342#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 2341#L471-1 check_#res#1 := check_~tmp~1#1; 2340#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 2138#L582 assume !(0 == assert_~arg#1 % 256); 2139#L577 assume { :end_inline_assert } true; 1990#L547-2 [2022-10-17 11:06:09,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:09,523 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 5 times [2022-10-17 11:06:09,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:09,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703137615] [2022-10-17 11:06:09,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:09,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:09,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:06:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:09,561 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:06:09,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:09,562 INFO L85 PathProgramCache]: Analyzing trace with hash 387254305, now seen corresponding path program 1 times [2022-10-17 11:06:09,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:09,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595657922] [2022-10-17 11:06:09,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:09,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:09,667 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:09,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:09,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595657922] [2022-10-17 11:06:09,667 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595657922] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:09,667 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:09,668 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:09,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393532588] [2022-10-17 11:06:09,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:09,668 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:09,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:09,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:09,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:09,673 INFO L87 Difference]: Start difference. First operand 424 states and 611 transitions. cyclomatic complexity: 188 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:09,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:09,690 INFO L93 Difference]: Finished difference Result 434 states and 623 transitions. [2022-10-17 11:06:09,690 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 434 states and 623 transitions. [2022-10-17 11:06:09,694 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 368 [2022-10-17 11:06:09,700 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 434 states to 434 states and 623 transitions. [2022-10-17 11:06:09,700 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 434 [2022-10-17 11:06:09,701 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 434 [2022-10-17 11:06:09,701 INFO L73 IsDeterministic]: Start isDeterministic. Operand 434 states and 623 transitions. [2022-10-17 11:06:09,702 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:09,702 INFO L218 hiAutomatonCegarLoop]: Abstraction has 434 states and 623 transitions. [2022-10-17 11:06:09,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states and 623 transitions. [2022-10-17 11:06:09,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 430. [2022-10-17 11:06:09,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 430 states have (on average 1.4325581395348836) internal successors, (616), 429 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:09,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 616 transitions. [2022-10-17 11:06:09,716 INFO L240 hiAutomatonCegarLoop]: Abstraction has 430 states and 616 transitions. [2022-10-17 11:06:09,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:09,718 INFO L428 stractBuchiCegarLoop]: Abstraction has 430 states and 616 transitions. [2022-10-17 11:06:09,718 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-10-17 11:06:09,718 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 430 states and 616 transitions. [2022-10-17 11:06:09,721 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 368 [2022-10-17 11:06:09,721 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:09,721 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:09,723 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:09,723 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:09,724 INFO L748 eck$LassoCheckResult]: Stem: 2957#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 2894#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2895#L262 assume 0 == ~r1~0 % 256; 2918#L263 assume ~id1~0 >= 0; 2921#L264 assume 0 == ~st1~0; 2922#L265 assume ~send1~0 == ~id1~0; 2849#L266 assume 0 == ~mode1~0 % 256; 2850#L267 assume ~id2~0 >= 0; 2862#L268 assume 0 == ~st2~0; 2863#L269 assume ~send2~0 == ~id2~0; 2843#L270 assume 0 == ~mode2~0 % 256; 2844#L271 assume ~id3~0 >= 0; 2886#L272 assume 0 == ~st3~0; 2898#L273 assume ~send3~0 == ~id3~0; 2920#L274 assume 0 == ~mode3~0 % 256; 2948#L275 assume ~id4~0 >= 0; 2828#L276 assume 0 == ~st4~0; 2829#L277 assume ~send4~0 == ~id4~0; 2959#L278 assume 0 == ~mode4~0 % 256; 2915#L279 assume ~id5~0 >= 0; 2916#L280 assume 0 == ~st5~0; 2855#L281 assume ~send5~0 == ~id5~0; 2830#L282 assume 0 == ~mode5~0 % 256; 2831#L283 assume ~id6~0 >= 0; 2923#L284 assume 0 == ~st6~0; 2924#L285 assume ~send6~0 == ~id6~0; 2946#L286 assume 0 == ~mode6~0 % 256; 2930#L287 assume ~id7~0 >= 0; 2878#L288 assume 0 == ~st7~0; 2879#L289 assume ~send7~0 == ~id7~0; 2888#L290 assume 0 == ~mode7~0 % 256; 2940#L291 assume ~id1~0 != ~id2~0; 2941#L292 assume ~id1~0 != ~id3~0; 2950#L293 assume ~id1~0 != ~id4~0; 2955#L294 assume ~id1~0 != ~id5~0; 2836#L295 assume ~id1~0 != ~id6~0; 2837#L296 assume ~id1~0 != ~id7~0; 2887#L297 assume ~id2~0 != ~id3~0; 2884#L298 assume ~id2~0 != ~id4~0; 2885#L299 assume ~id2~0 != ~id5~0; 2893#L300 assume ~id2~0 != ~id6~0; 2933#L301 assume ~id2~0 != ~id7~0; 2944#L302 assume ~id3~0 != ~id4~0; 2945#L303 assume ~id3~0 != ~id5~0; 2952#L304 assume ~id3~0 != ~id6~0; 2925#L305 assume ~id3~0 != ~id7~0; 2926#L306 assume ~id4~0 != ~id5~0; 2939#L307 assume ~id4~0 != ~id6~0; 2845#L308 assume ~id4~0 != ~id7~0; 2846#L309 assume ~id5~0 != ~id6~0; 2938#L310 assume ~id5~0 != ~id7~0; 2908#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 2874#L262-1 init_#res#1 := init_~tmp~0#1; 2875#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 2896#L24 assume !(0 == assume_abort_if_not_~cond#1); 2853#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2854#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2972#L87 assume !(0 != ~mode1~0 % 256); 2971#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 2970#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2969#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2967#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2882#L116 [2022-10-17 11:06:09,724 INFO L750 eck$LassoCheckResult]: Loop: 2882#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 2839#L116-1 ~mode2~0 := 0; 2904#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2905#L138 assume !(0 != ~mode3~0 % 256); 2928#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 2867#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 2868#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2913#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 2914#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 2860#L166-1 ~mode4~0 := 0; 2906#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2856#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2857#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 2942#L191-1 ~mode5~0 := 0; 2841#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2842#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2953#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 2866#L216-1 ~mode6~0 := 0; 2851#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 2852#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 2876#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 2881#L241-1 ~mode7~0 := 0; 2910#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2872#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 2873#L472 assume !(~r1~0 % 256 >= 7); 2936#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 2937#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 2954#L471-1 check_#res#1 := check_~tmp~1#1; 2832#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 2833#L582 assume !(0 == assert_~arg#1 % 256); 2931#L577 assume { :end_inline_assert } true; 2932#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2966#L87 assume !(0 != ~mode1~0 % 256); 2979#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2982#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 3091#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3090#L113 assume !(0 != ~mode2~0 % 256); 2968#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 3088#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 3086#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3081#L138 assume !(0 != ~mode3~0 % 256); 3075#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 3072#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 3070#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3065#L163 assume !(0 != ~mode4~0 % 256); 3059#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 3056#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 3054#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3049#L188 assume !(0 != ~mode5~0 % 256); 3043#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 3040#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 3038#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 3033#L213 assume !(0 != ~mode6~0 % 256); 3027#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 3024#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 3023#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 3022#L238 assume !(0 != ~mode7~0 % 256); 3015#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 3012#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 3011#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3010#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 3009#L472 assume !(~r1~0 % 256 >= 7); 3007#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 3004#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 3005#L471-1 check_#res#1 := check_~tmp~1#1; 3182#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 2990#L582 assume !(0 == assert_~arg#1 % 256); 2991#L577 assume { :end_inline_assert } true; 3171#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3162#L87 assume !(0 != ~mode1~0 % 256); 3159#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2947#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2834#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2835#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2882#L116 [2022-10-17 11:06:09,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:09,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1017788590, now seen corresponding path program 1 times [2022-10-17 11:06:09,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:09,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351569205] [2022-10-17 11:06:09,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:09,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:09,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:09,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:09,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351569205] [2022-10-17 11:06:09,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351569205] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:09,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:09,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 11:06:09,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170972928] [2022-10-17 11:06:09,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:09,809 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 11:06:09,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:09,810 INFO L85 PathProgramCache]: Analyzing trace with hash -380574089, now seen corresponding path program 1 times [2022-10-17 11:06:09,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:09,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888305112] [2022-10-17 11:06:09,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:09,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:09,958 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:09,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:09,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888305112] [2022-10-17 11:06:09,959 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888305112] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:09,959 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:09,959 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:09,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776354173] [2022-10-17 11:06:09,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:09,960 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:09,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:09,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:09,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:09,961 INFO L87 Difference]: Start difference. First operand 430 states and 616 transitions. cyclomatic complexity: 187 Second operand has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:09,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:09,975 INFO L93 Difference]: Finished difference Result 430 states and 615 transitions. [2022-10-17 11:06:09,975 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 430 states and 615 transitions. [2022-10-17 11:06:09,990 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 368 [2022-10-17 11:06:09,994 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 430 states to 430 states and 615 transitions. [2022-10-17 11:06:09,994 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 430 [2022-10-17 11:06:09,995 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 430 [2022-10-17 11:06:09,995 INFO L73 IsDeterministic]: Start isDeterministic. Operand 430 states and 615 transitions. [2022-10-17 11:06:09,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:09,996 INFO L218 hiAutomatonCegarLoop]: Abstraction has 430 states and 615 transitions. [2022-10-17 11:06:09,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states and 615 transitions. [2022-10-17 11:06:10,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 424. [2022-10-17 11:06:10,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 424 states have (on average 1.4339622641509433) internal successors, (608), 423 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:10,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 608 transitions. [2022-10-17 11:06:10,006 INFO L240 hiAutomatonCegarLoop]: Abstraction has 424 states and 608 transitions. [2022-10-17 11:06:10,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:10,009 INFO L428 stractBuchiCegarLoop]: Abstraction has 424 states and 608 transitions. [2022-10-17 11:06:10,009 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-10-17 11:06:10,009 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 424 states and 608 transitions. [2022-10-17 11:06:10,012 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 368 [2022-10-17 11:06:10,012 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:10,013 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:10,014 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:10,014 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:10,014 INFO L748 eck$LassoCheckResult]: Stem: 3824#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 3761#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 3762#L262 assume 0 == ~r1~0 % 256; 3786#L263 assume ~id1~0 >= 0; 3789#L264 assume 0 == ~st1~0; 3790#L265 assume ~send1~0 == ~id1~0; 3716#L266 assume 0 == ~mode1~0 % 256; 3717#L267 assume ~id2~0 >= 0; 3729#L268 assume 0 == ~st2~0; 3730#L269 assume ~send2~0 == ~id2~0; 3710#L270 assume 0 == ~mode2~0 % 256; 3711#L271 assume ~id3~0 >= 0; 3753#L272 assume 0 == ~st3~0; 3766#L273 assume ~send3~0 == ~id3~0; 3788#L274 assume 0 == ~mode3~0 % 256; 3814#L275 assume ~id4~0 >= 0; 3695#L276 assume 0 == ~st4~0; 3696#L277 assume ~send4~0 == ~id4~0; 3827#L278 assume 0 == ~mode4~0 % 256; 3783#L279 assume ~id5~0 >= 0; 3784#L280 assume 0 == ~st5~0; 3722#L281 assume ~send5~0 == ~id5~0; 3697#L282 assume 0 == ~mode5~0 % 256; 3698#L283 assume ~id6~0 >= 0; 3791#L284 assume 0 == ~st6~0; 3792#L285 assume ~send6~0 == ~id6~0; 3812#L286 assume 0 == ~mode6~0 % 256; 3797#L287 assume ~id7~0 >= 0; 3745#L288 assume 0 == ~st7~0; 3746#L289 assume ~send7~0 == ~id7~0; 3755#L290 assume 0 == ~mode7~0 % 256; 3806#L291 assume ~id1~0 != ~id2~0; 3807#L292 assume ~id1~0 != ~id3~0; 3816#L293 assume ~id1~0 != ~id4~0; 3822#L294 assume ~id1~0 != ~id5~0; 3703#L295 assume ~id1~0 != ~id6~0; 3704#L296 assume ~id1~0 != ~id7~0; 3754#L297 assume ~id2~0 != ~id3~0; 3751#L298 assume ~id2~0 != ~id4~0; 3752#L299 assume ~id2~0 != ~id5~0; 3759#L300 assume ~id2~0 != ~id6~0; 3799#L301 assume ~id2~0 != ~id7~0; 3810#L302 assume ~id3~0 != ~id4~0; 3811#L303 assume ~id3~0 != ~id5~0; 3818#L304 assume ~id3~0 != ~id6~0; 3793#L305 assume ~id3~0 != ~id7~0; 3794#L306 assume ~id4~0 != ~id5~0; 3805#L307 assume ~id4~0 != ~id6~0; 3712#L308 assume ~id4~0 != ~id7~0; 3713#L309 assume ~id5~0 != ~id6~0; 3804#L310 assume ~id5~0 != ~id7~0; 3777#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 3741#L262-1 init_#res#1 := init_~tmp~0#1; 3742#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 3763#L24 assume !(0 == assume_abort_if_not_~cond#1); 3720#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 3721#L547-2 [2022-10-17 11:06:10,014 INFO L750 eck$LassoCheckResult]: Loop: 3721#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3780#L87 assume !(0 != ~mode1~0 % 256); 3785#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 3825#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 3836#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3837#L113 assume !(0 != ~mode2~0 % 256); 4069#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 4068#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 4064#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 4060#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 4050#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 4047#L141-1 ~mode3~0 := 0; 4043#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 4041#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 4039#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 4034#L166-1 ~mode4~0 := 0; 4030#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 4027#L188 assume !(0 != ~mode5~0 % 256); 4026#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 4015#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 4013#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 4009#L213 assume !(0 != ~mode6~0 % 256); 4007#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 4003#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 4000#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 3997#L238 assume !(0 != ~mode7~0 % 256); 3995#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 3986#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 3856#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3840#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 3841#L472 assume !(~r1~0 % 256 >= 7); 3977#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 3975#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 3972#L471-1 check_#res#1 := check_~tmp~1#1; 3862#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 3863#L582 assume !(0 == assert_~arg#1 % 256); 3838#L577 assume { :end_inline_assert } true; 3839#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3828#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 3829#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 3757#L91-1 ~mode1~0 := 0; 3758#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3970#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3750#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 3706#L116-1 ~mode2~0 := 0; 3819#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 4072#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 4066#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 4063#L141-1 ~mode3~0 := 0; 4059#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 4058#L163 assume !(0 != ~mode4~0 % 256); 4054#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 4052#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 4048#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 4044#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 4036#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 4032#L191-1 ~mode5~0 := 0; 4029#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 4024#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 4022#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 4018#L216-1 ~mode6~0 := 0; 4014#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 4011#L238 assume !(0 != ~mode7~0 % 256); 4008#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 3988#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 3983#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3981#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 3834#L472 assume !(~r1~0 % 256 >= 7); 3802#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 3803#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 3821#L471-1 check_#res#1 := check_~tmp~1#1; 3699#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 3700#L582 assume !(0 == assert_~arg#1 % 256); 3798#L577 assume { :end_inline_assert } true; 3721#L547-2 [2022-10-17 11:06:10,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:10,015 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 6 times [2022-10-17 11:06:10,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:10,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359990058] [2022-10-17 11:06:10,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:10,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:10,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:06:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:10,067 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:06:10,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:10,069 INFO L85 PathProgramCache]: Analyzing trace with hash 250062371, now seen corresponding path program 1 times [2022-10-17 11:06:10,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:10,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511169463] [2022-10-17 11:06:10,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:10,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:10,233 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:10,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:10,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511169463] [2022-10-17 11:06:10,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511169463] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:10,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:10,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:10,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877172723] [2022-10-17 11:06:10,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:10,235 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:10,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:10,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:10,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:10,236 INFO L87 Difference]: Start difference. First operand 424 states and 608 transitions. cyclomatic complexity: 185 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:10,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:10,255 INFO L93 Difference]: Finished difference Result 768 states and 1112 transitions. [2022-10-17 11:06:10,255 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 768 states and 1112 transitions. [2022-10-17 11:06:10,262 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 712 [2022-10-17 11:06:10,269 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 768 states to 768 states and 1112 transitions. [2022-10-17 11:06:10,269 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 768 [2022-10-17 11:06:10,270 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 768 [2022-10-17 11:06:10,270 INFO L73 IsDeterministic]: Start isDeterministic. Operand 768 states and 1112 transitions. [2022-10-17 11:06:10,271 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:10,272 INFO L218 hiAutomatonCegarLoop]: Abstraction has 768 states and 1112 transitions. [2022-10-17 11:06:10,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states and 1112 transitions. [2022-10-17 11:06:10,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 756. [2022-10-17 11:06:10,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 756 states, 756 states have (on average 1.447089947089947) internal successors, (1094), 755 states have internal predecessors, (1094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:10,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 1094 transitions. [2022-10-17 11:06:10,290 INFO L240 hiAutomatonCegarLoop]: Abstraction has 756 states and 1094 transitions. [2022-10-17 11:06:10,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:10,291 INFO L428 stractBuchiCegarLoop]: Abstraction has 756 states and 1094 transitions. [2022-10-17 11:06:10,291 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-10-17 11:06:10,291 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 756 states and 1094 transitions. [2022-10-17 11:06:10,296 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 700 [2022-10-17 11:06:10,296 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:10,296 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:10,297 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:10,298 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:10,298 INFO L748 eck$LassoCheckResult]: Stem: 5031#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 4959#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 4960#L262 assume 0 == ~r1~0 % 256; 4986#L263 assume ~id1~0 >= 0; 4989#L264 assume 0 == ~st1~0; 4990#L265 assume ~send1~0 == ~id1~0; 4914#L266 assume 0 == ~mode1~0 % 256; 4915#L267 assume ~id2~0 >= 0; 4927#L268 assume 0 == ~st2~0; 4928#L269 assume ~send2~0 == ~id2~0; 4908#L270 assume 0 == ~mode2~0 % 256; 4909#L271 assume ~id3~0 >= 0; 4951#L272 assume 0 == ~st3~0; 4964#L273 assume ~send3~0 == ~id3~0; 4988#L274 assume 0 == ~mode3~0 % 256; 5018#L275 assume ~id4~0 >= 0; 4893#L276 assume 0 == ~st4~0; 4894#L277 assume ~send4~0 == ~id4~0; 5033#L278 assume 0 == ~mode4~0 % 256; 4983#L279 assume ~id5~0 >= 0; 4984#L280 assume 0 == ~st5~0; 4920#L281 assume ~send5~0 == ~id5~0; 4895#L282 assume 0 == ~mode5~0 % 256; 4896#L283 assume ~id6~0 >= 0; 4991#L284 assume 0 == ~st6~0; 4992#L285 assume ~send6~0 == ~id6~0; 5015#L286 assume 0 == ~mode6~0 % 256; 4997#L287 assume ~id7~0 >= 0; 4943#L288 assume 0 == ~st7~0; 4944#L289 assume ~send7~0 == ~id7~0; 4953#L290 assume 0 == ~mode7~0 % 256; 5005#L291 assume ~id1~0 != ~id2~0; 5006#L292 assume ~id1~0 != ~id3~0; 5020#L293 assume ~id1~0 != ~id4~0; 5027#L294 assume ~id1~0 != ~id5~0; 4901#L295 assume ~id1~0 != ~id6~0; 4902#L296 assume ~id1~0 != ~id7~0; 4952#L297 assume ~id2~0 != ~id3~0; 4949#L298 assume ~id2~0 != ~id4~0; 4950#L299 assume ~id2~0 != ~id5~0; 4958#L300 assume ~id2~0 != ~id6~0; 4999#L301 assume ~id2~0 != ~id7~0; 5011#L302 assume ~id3~0 != ~id4~0; 5012#L303 assume ~id3~0 != ~id5~0; 5023#L304 assume ~id3~0 != ~id6~0; 4993#L305 assume ~id3~0 != ~id7~0; 4994#L306 assume ~id4~0 != ~id5~0; 5004#L307 assume ~id4~0 != ~id6~0; 4910#L308 assume ~id4~0 != ~id7~0; 4911#L309 assume ~id5~0 != ~id6~0; 5003#L310 assume ~id5~0 != ~id7~0; 4975#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 4939#L262-1 init_#res#1 := init_~tmp~0#1; 4940#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 4961#L24 assume !(0 == assume_abort_if_not_~cond#1); 4918#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 4919#L547-2 [2022-10-17 11:06:10,298 INFO L750 eck$LassoCheckResult]: Loop: 4919#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5169#L87 assume !(0 != ~mode1~0 % 256); 5168#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 5167#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 5166#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5165#L113 assume !(0 != ~mode2~0 % 256); 5164#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 5163#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 5162#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 5160#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 5158#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 5155#L141-1 ~mode3~0 := 0; 5156#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 5530#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 5528#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 5526#L166-1 ~mode4~0 := 0; 5524#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 5523#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5490#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 5488#L191-1 ~mode5~0 := 0; 5486#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 5108#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 5109#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 5103#L216-1 ~mode6~0 := 0; 5101#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 5100#L238 assume !(0 != ~mode7~0 % 256); 5088#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 5089#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 5080#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5081#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 5072#L472 assume !(~r1~0 % 256 >= 7); 5073#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 5065#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 5064#L471-1 check_#res#1 := check_~tmp~1#1; 5062#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 5060#L582 assume !(0 == assert_~arg#1 % 256); 5058#L577 assume { :end_inline_assert } true; 5055#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5050#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 5051#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 5042#L91-1 ~mode1~0 := 0; 5043#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5416#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 5409#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 5406#L116-1 ~mode2~0 := 0; 5404#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 5397#L138 assume !(0 != ~mode3~0 % 256); 5262#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 5258#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 5256#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 5254#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 5248#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 5243#L166-1 ~mode4~0 := 0; 5240#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 5238#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5232#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 5227#L191-1 ~mode5~0 := 0; 5224#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 5222#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 5216#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 5211#L216-1 ~mode6~0 := 0; 5208#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 5206#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 5201#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 5195#L241-1 ~mode7~0 := 0; 5192#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5190#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 5186#L472 assume !(~r1~0 % 256 >= 7); 5184#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 5180#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 5178#L471-1 check_#res#1 := check_~tmp~1#1; 5176#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 5174#L582 assume !(0 == assert_~arg#1 % 256); 5172#L577 assume { :end_inline_assert } true; 4919#L547-2 [2022-10-17 11:06:10,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:10,299 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 7 times [2022-10-17 11:06:10,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:10,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344030273] [2022-10-17 11:06:10,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:10,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:10,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:10,313 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:06:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:10,335 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:06:10,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:10,336 INFO L85 PathProgramCache]: Analyzing trace with hash 536409645, now seen corresponding path program 1 times [2022-10-17 11:06:10,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:10,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074908887] [2022-10-17 11:06:10,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:10,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:10,452 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:10,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:10,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074908887] [2022-10-17 11:06:10,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074908887] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:10,452 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:10,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:10,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300956298] [2022-10-17 11:06:10,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:10,453 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:10,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:10,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:10,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:10,454 INFO L87 Difference]: Start difference. First operand 756 states and 1094 transitions. cyclomatic complexity: 339 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:10,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:10,478 INFO L93 Difference]: Finished difference Result 1408 states and 2036 transitions. [2022-10-17 11:06:10,479 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1408 states and 2036 transitions. [2022-10-17 11:06:10,490 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1352 [2022-10-17 11:06:10,502 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1408 states to 1408 states and 2036 transitions. [2022-10-17 11:06:10,503 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1408 [2022-10-17 11:06:10,505 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1408 [2022-10-17 11:06:10,505 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1408 states and 2036 transitions. [2022-10-17 11:06:10,507 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:10,507 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1408 states and 2036 transitions. [2022-10-17 11:06:10,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1408 states and 2036 transitions. [2022-10-17 11:06:10,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1408 to 1384. [2022-10-17 11:06:10,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1384 states, 1384 states have (on average 1.4450867052023122) internal successors, (2000), 1383 states have internal predecessors, (2000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:10,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1384 states and 2000 transitions. [2022-10-17 11:06:10,573 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1384 states and 2000 transitions. [2022-10-17 11:06:10,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:10,575 INFO L428 stractBuchiCegarLoop]: Abstraction has 1384 states and 2000 transitions. [2022-10-17 11:06:10,575 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-10-17 11:06:10,575 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1384 states and 2000 transitions. [2022-10-17 11:06:10,583 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1328 [2022-10-17 11:06:10,584 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:10,584 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:10,585 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:10,586 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:10,586 INFO L748 eck$LassoCheckResult]: Stem: 7198#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 7128#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 7129#L262 assume 0 == ~r1~0 % 256; 7155#L263 assume ~id1~0 >= 0; 7158#L264 assume 0 == ~st1~0; 7159#L265 assume ~send1~0 == ~id1~0; 7086#L266 assume 0 == ~mode1~0 % 256; 7087#L267 assume ~id2~0 >= 0; 7100#L268 assume 0 == ~st2~0; 7101#L269 assume ~send2~0 == ~id2~0; 7078#L270 assume 0 == ~mode2~0 % 256; 7079#L271 assume ~id3~0 >= 0; 7121#L272 assume 0 == ~st3~0; 7133#L273 assume ~send3~0 == ~id3~0; 7157#L274 assume 0 == ~mode3~0 % 256; 7185#L275 assume ~id4~0 >= 0; 7063#L276 assume 0 == ~st4~0; 7064#L277 assume ~send4~0 == ~id4~0; 7201#L278 assume 0 == ~mode4~0 % 256; 7151#L279 assume ~id5~0 >= 0; 7152#L280 assume 0 == ~st5~0; 7090#L281 assume ~send5~0 == ~id5~0; 7065#L282 assume 0 == ~mode5~0 % 256; 7066#L283 assume ~id6~0 >= 0; 7160#L284 assume 0 == ~st6~0; 7161#L285 assume ~send6~0 == ~id6~0; 7182#L286 assume 0 == ~mode6~0 % 256; 7166#L287 assume ~id7~0 >= 0; 7113#L288 assume 0 == ~st7~0; 7114#L289 assume ~send7~0 == ~id7~0; 7125#L290 assume 0 == ~mode7~0 % 256; 7174#L291 assume ~id1~0 != ~id2~0; 7175#L292 assume ~id1~0 != ~id3~0; 7186#L293 assume ~id1~0 != ~id4~0; 7195#L294 assume ~id1~0 != ~id5~0; 7071#L295 assume ~id1~0 != ~id6~0; 7072#L296 assume ~id1~0 != ~id7~0; 7122#L297 assume ~id2~0 != ~id3~0; 7119#L298 assume ~id2~0 != ~id4~0; 7120#L299 assume ~id2~0 != ~id5~0; 7127#L300 assume ~id2~0 != ~id6~0; 7168#L301 assume ~id2~0 != ~id7~0; 7180#L302 assume ~id3~0 != ~id4~0; 7181#L303 assume ~id3~0 != ~id5~0; 7191#L304 assume ~id3~0 != ~id6~0; 7162#L305 assume ~id3~0 != ~id7~0; 7163#L306 assume ~id4~0 != ~id5~0; 7173#L307 assume ~id4~0 != ~id6~0; 7082#L308 assume ~id4~0 != ~id7~0; 7083#L309 assume ~id5~0 != ~id6~0; 7172#L310 assume ~id5~0 != ~id7~0; 7144#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 7111#L262-1 init_#res#1 := init_~tmp~0#1; 7112#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 7130#L24 assume !(0 == assume_abort_if_not_~cond#1); 7088#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 7089#L547-2 [2022-10-17 11:06:10,586 INFO L750 eck$LassoCheckResult]: Loop: 7089#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 8325#L87 assume !(0 != ~mode1~0 % 256); 8324#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 8323#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 8322#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 7229#L113 assume !(0 != ~mode2~0 % 256); 7230#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 7220#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 7221#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 7821#L138 assume !(0 != ~mode3~0 % 256); 7822#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 7843#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 7842#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 7840#L163 assume !(0 != ~mode4~0 % 256); 7841#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 7568#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 7563#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 7560#L188 assume !(0 != ~mode5~0 % 256); 7555#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 7549#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 7547#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 7545#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 7543#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 7541#L216-1 ~mode6~0 := 0; 7537#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 7535#L238 assume !(0 != ~mode7~0 % 256); 7530#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 7524#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 7521#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 7519#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 7517#L472 assume !(~r1~0 % 256 >= 7); 7514#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 7515#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 7782#L471-1 check_#res#1 := check_~tmp~1#1; 7780#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 7698#L582 assume !(0 == assert_~arg#1 % 256); 7696#L577 assume { :end_inline_assert } true; 7692#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 7690#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 7423#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 7683#L91-1 ~mode1~0 := 0; 7684#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 8156#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 8151#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 7222#L116-1 ~mode2~0 := 0; 7219#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 7217#L138 assume !(0 != ~mode3~0 % 256); 7218#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 7981#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 7979#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 7723#L163 assume !(0 != ~mode4~0 % 256); 7718#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 7349#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 7348#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 7347#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 7345#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 7342#L191-1 ~mode5~0 := 0; 7340#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 7339#L213 assume !(0 != ~mode6~0 % 256); 7335#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 7333#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 7332#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 7331#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 7330#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 7326#L241-1 ~mode7~0 := 0; 7324#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 7323#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 7322#L472 assume !(~r1~0 % 256 >= 7); 7320#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 7317#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 7318#L471-1 check_#res#1 := check_~tmp~1#1; 8333#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 8332#L582 assume !(0 == assert_~arg#1 % 256); 8331#L577 assume { :end_inline_assert } true; 7089#L547-2 [2022-10-17 11:06:10,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:10,587 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 8 times [2022-10-17 11:06:10,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:10,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556677688] [2022-10-17 11:06:10,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:10,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:10,601 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:06:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:10,624 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:06:10,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:10,625 INFO L85 PathProgramCache]: Analyzing trace with hash 260769825, now seen corresponding path program 1 times [2022-10-17 11:06:10,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:10,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601139929] [2022-10-17 11:06:10,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:10,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:10,723 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:10,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:10,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601139929] [2022-10-17 11:06:10,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601139929] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:10,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:10,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:10,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373452126] [2022-10-17 11:06:10,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:10,724 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:10,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:10,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:10,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:10,725 INFO L87 Difference]: Start difference. First operand 1384 states and 2000 transitions. cyclomatic complexity: 617 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:10,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:10,747 INFO L93 Difference]: Finished difference Result 1398 states and 2008 transitions. [2022-10-17 11:06:10,747 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1398 states and 2008 transitions. [2022-10-17 11:06:10,759 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1328 [2022-10-17 11:06:10,772 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1398 states to 1398 states and 2008 transitions. [2022-10-17 11:06:10,772 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1398 [2022-10-17 11:06:10,774 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1398 [2022-10-17 11:06:10,774 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1398 states and 2008 transitions. [2022-10-17 11:06:10,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:10,776 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1398 states and 2008 transitions. [2022-10-17 11:06:10,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1398 states and 2008 transitions. [2022-10-17 11:06:10,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1398 to 1394. [2022-10-17 11:06:10,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1394 states, 1394 states have (on average 1.4354375896700144) internal successors, (2001), 1393 states have internal predecessors, (2001), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:10,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 2001 transitions. [2022-10-17 11:06:10,808 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1394 states and 2001 transitions. [2022-10-17 11:06:10,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:10,809 INFO L428 stractBuchiCegarLoop]: Abstraction has 1394 states and 2001 transitions. [2022-10-17 11:06:10,809 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-10-17 11:06:10,809 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1394 states and 2001 transitions. [2022-10-17 11:06:10,818 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1328 [2022-10-17 11:06:10,818 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:10,818 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:10,820 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:10,820 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:10,820 INFO L748 eck$LassoCheckResult]: Stem: 9985#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 9915#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 9916#L262 assume 0 == ~r1~0 % 256; 9939#L263 assume ~id1~0 >= 0; 9942#L264 assume 0 == ~st1~0; 9943#L265 assume ~send1~0 == ~id1~0; 9872#L266 assume 0 == ~mode1~0 % 256; 9873#L267 assume ~id2~0 >= 0; 9885#L268 assume 0 == ~st2~0; 9886#L269 assume ~send2~0 == ~id2~0; 9866#L270 assume 0 == ~mode2~0 % 256; 9867#L271 assume ~id3~0 >= 0; 9909#L272 assume 0 == ~st3~0; 9919#L273 assume ~send3~0 == ~id3~0; 9941#L274 assume 0 == ~mode3~0 % 256; 9974#L275 assume ~id4~0 >= 0; 9851#L276 assume 0 == ~st4~0; 9852#L277 assume ~send4~0 == ~id4~0; 9989#L278 assume 0 == ~mode4~0 % 256; 9936#L279 assume ~id5~0 >= 0; 9937#L280 assume 0 == ~st5~0; 9878#L281 assume ~send5~0 == ~id5~0; 9853#L282 assume 0 == ~mode5~0 % 256; 9854#L283 assume ~id6~0 >= 0; 9944#L284 assume 0 == ~st6~0; 9945#L285 assume ~send6~0 == ~id6~0; 9971#L286 assume 0 == ~mode6~0 % 256; 9951#L287 assume ~id7~0 >= 0; 9901#L288 assume 0 == ~st7~0; 9902#L289 assume ~send7~0 == ~id7~0; 9911#L290 assume 0 == ~mode7~0 % 256; 9961#L291 assume ~id1~0 != ~id2~0; 9962#L292 assume ~id1~0 != ~id3~0; 9976#L293 assume ~id1~0 != ~id4~0; 9984#L294 assume ~id1~0 != ~id5~0; 9859#L295 assume ~id1~0 != ~id6~0; 9860#L296 assume ~id1~0 != ~id7~0; 9910#L297 assume ~id2~0 != ~id3~0; 9907#L298 assume ~id2~0 != ~id4~0; 9908#L299 assume ~id2~0 != ~id5~0; 9914#L300 assume ~id2~0 != ~id6~0; 9954#L301 assume ~id2~0 != ~id7~0; 9967#L302 assume ~id3~0 != ~id4~0; 9968#L303 assume ~id3~0 != ~id5~0; 9981#L304 assume ~id3~0 != ~id6~0; 9946#L305 assume ~id3~0 != ~id7~0; 9947#L306 assume ~id4~0 != ~id5~0; 9960#L307 assume ~id4~0 != ~id6~0; 9868#L308 assume ~id4~0 != ~id7~0; 9869#L309 assume ~id5~0 != ~id6~0; 9959#L310 assume ~id5~0 != ~id7~0; 9929#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 9897#L262-1 init_#res#1 := init_~tmp~0#1; 9898#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 9917#L24 assume !(0 == assume_abort_if_not_~cond#1); 9876#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 9877#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 10679#L87 assume !(0 != ~mode1~0 % 256); 10676#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 10677#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 10672#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 10673#L113 assume !(0 != ~mode2~0 % 256); 10668#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 10669#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 10553#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 10554#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 10786#L141 [2022-10-17 11:06:10,820 INFO L750 eck$LassoCheckResult]: Loop: 10786#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 10781#L141-1 ~mode3~0 := 0; 10777#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 10774#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 10771#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 10768#L166-1 ~mode4~0 := 0; 10763#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 10760#L188 assume !(0 != ~mode5~0 % 256); 10755#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 10752#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 10747#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 10744#L213 assume !(0 != ~mode6~0 % 256); 10739#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 10736#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 10735#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 10734#L238 assume !(0 != ~mode7~0 % 256); 10726#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 10722#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 10720#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 10718#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 10716#L472 assume !(~r1~0 % 256 >= 7); 10714#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 10711#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 10712#L471-1 check_#res#1 := check_~tmp~1#1; 10993#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 10702#L582 assume !(0 == assert_~arg#1 % 256); 10703#L577 assume { :end_inline_assert } true; 10696#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 10697#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 10690#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 10686#L91-1 ~mode1~0 := 0; 10685#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 10017#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 10013#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 10009#L116-1 ~mode2~0 := 0; 10002#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 10001#L138 assume !(0 != ~mode3~0 % 256); 10000#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 9890#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 9891#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 10947#L163 assume !(0 != ~mode4~0 % 256); 10943#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 10939#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 10938#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 10937#L188 assume !(0 != ~mode5~0 % 256); 10936#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 10904#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 10900#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 10897#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 10898#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 10892#L216-1 ~mode6~0 := 0; 10884#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 10877#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 10865#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 10854#L241-1 ~mode7~0 := 0; 10846#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 10842#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 10838#L472 assume !(~r1~0 % 256 >= 7); 10835#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 10831#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 10829#L471-1 check_#res#1 := check_~tmp~1#1; 10825#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 10822#L582 assume !(0 == assert_~arg#1 % 256); 10819#L577 assume { :end_inline_assert } true; 10816#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 10811#L87 assume !(0 != ~mode1~0 % 256); 10810#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 10809#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 10808#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 10807#L113 assume !(0 != ~mode2~0 % 256); 10806#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 10805#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 10804#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 10803#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 10786#L141 [2022-10-17 11:06:10,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:10,821 INFO L85 PathProgramCache]: Analyzing trace with hash -131104921, now seen corresponding path program 1 times [2022-10-17 11:06:10,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:10,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371714147] [2022-10-17 11:06:10,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:10,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:10,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:10,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:10,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371714147] [2022-10-17 11:06:10,874 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371714147] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:10,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:10,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 11:06:10,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223401305] [2022-10-17 11:06:10,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:10,875 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 11:06:10,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:10,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1345284561, now seen corresponding path program 1 times [2022-10-17 11:06:10,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:10,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114448045] [2022-10-17 11:06:10,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:10,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:10,976 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:10,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:10,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114448045] [2022-10-17 11:06:10,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114448045] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:10,977 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:10,977 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:10,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911278379] [2022-10-17 11:06:10,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:10,978 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:10,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:10,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:10,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:10,979 INFO L87 Difference]: Start difference. First operand 1394 states and 2001 transitions. cyclomatic complexity: 609 Second operand has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:10,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:10,995 INFO L93 Difference]: Finished difference Result 730 states and 1034 transitions. [2022-10-17 11:06:10,995 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 730 states and 1034 transitions. [2022-10-17 11:06:11,001 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 664 [2022-10-17 11:06:11,008 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 730 states to 730 states and 1034 transitions. [2022-10-17 11:06:11,008 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 730 [2022-10-17 11:06:11,009 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 730 [2022-10-17 11:06:11,009 INFO L73 IsDeterministic]: Start isDeterministic. Operand 730 states and 1034 transitions. [2022-10-17 11:06:11,010 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:11,010 INFO L218 hiAutomatonCegarLoop]: Abstraction has 730 states and 1034 transitions. [2022-10-17 11:06:11,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states and 1034 transitions. [2022-10-17 11:06:11,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 720. [2022-10-17 11:06:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 720 states have (on average 1.4194444444444445) internal successors, (1022), 719 states have internal predecessors, (1022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:11,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 1022 transitions. [2022-10-17 11:06:11,027 INFO L240 hiAutomatonCegarLoop]: Abstraction has 720 states and 1022 transitions. [2022-10-17 11:06:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:11,028 INFO L428 stractBuchiCegarLoop]: Abstraction has 720 states and 1022 transitions. [2022-10-17 11:06:11,028 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-10-17 11:06:11,028 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 720 states and 1022 transitions. [2022-10-17 11:06:11,032 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 664 [2022-10-17 11:06:11,033 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:11,033 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:11,034 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:11,034 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:11,034 INFO L748 eck$LassoCheckResult]: Stem: 12111#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 12049#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 12050#L262 assume 0 == ~r1~0 % 256; 12070#L263 assume ~id1~0 >= 0; 12077#L264 assume 0 == ~st1~0; 12078#L265 assume ~send1~0 == ~id1~0; 12005#L266 assume 0 == ~mode1~0 % 256; 12006#L267 assume ~id2~0 >= 0; 12019#L268 assume 0 == ~st2~0; 12020#L269 assume ~send2~0 == ~id2~0; 11997#L270 assume 0 == ~mode2~0 % 256; 11998#L271 assume ~id3~0 >= 0; 12041#L272 assume 0 == ~st3~0; 12052#L273 assume ~send3~0 == ~id3~0; 12072#L274 assume 0 == ~mode3~0 % 256; 12100#L275 assume ~id4~0 >= 0; 11982#L276 assume 0 == ~st4~0; 11983#L277 assume ~send4~0 == ~id4~0; 12114#L278 assume 0 == ~mode4~0 % 256; 12067#L279 assume ~id5~0 >= 0; 12068#L280 assume 0 == ~st5~0; 12009#L281 assume ~send5~0 == ~id5~0; 11984#L282 assume 0 == ~mode5~0 % 256; 11985#L283 assume ~id6~0 >= 0; 12073#L284 assume 0 == ~st6~0; 12074#L285 assume ~send6~0 == ~id6~0; 12098#L286 assume 0 == ~mode6~0 % 256; 12081#L287 assume ~id7~0 >= 0; 12032#L288 assume 0 == ~st7~0; 12033#L289 assume ~send7~0 == ~id7~0; 12042#L290 assume 0 == ~mode7~0 % 256; 12089#L291 assume ~id1~0 != ~id2~0; 12090#L292 assume ~id1~0 != ~id3~0; 12102#L293 assume ~id1~0 != ~id4~0; 12109#L294 assume ~id1~0 != ~id5~0; 11990#L295 assume ~id1~0 != ~id6~0; 11991#L296 assume ~id1~0 != ~id7~0; 12040#L297 assume ~id2~0 != ~id3~0; 12038#L298 assume ~id2~0 != ~id4~0; 12039#L299 assume ~id2~0 != ~id5~0; 12047#L300 assume ~id2~0 != ~id6~0; 12083#L301 assume ~id2~0 != ~id7~0; 12095#L302 assume ~id3~0 != ~id4~0; 12096#L303 assume ~id3~0 != ~id5~0; 12105#L304 assume ~id3~0 != ~id6~0; 12075#L305 assume ~id3~0 != ~id7~0; 12076#L306 assume ~id4~0 != ~id5~0; 12088#L307 assume ~id4~0 != ~id6~0; 11999#L308 assume ~id4~0 != ~id7~0; 12000#L309 assume ~id5~0 != ~id6~0; 12087#L310 assume ~id5~0 != ~id7~0; 12062#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 12028#L262-1 init_#res#1 := init_~tmp~0#1; 12029#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 12048#L24 assume !(0 == assume_abort_if_not_~cond#1); 12007#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 12008#L547-2 [2022-10-17 11:06:11,053 INFO L750 eck$LassoCheckResult]: Loop: 12008#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 12065#L87 assume !(0 != ~mode1~0 % 256); 12069#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 12099#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 11988#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 11989#L113 assume !(0 != ~mode2~0 % 256); 12084#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 12085#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 12058#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 12059#L138 assume !(0 != ~mode3~0 % 256); 12423#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 12420#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 12419#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 12414#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 12409#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 12406#L166-1 ~mode4~0 := 0; 12405#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 12404#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 12401#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 12399#L191-1 ~mode5~0 := 0; 12397#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 12396#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 12393#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 12391#L216-1 ~mode6~0 := 0; 12389#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 12318#L238 assume !(0 != ~mode7~0 % 256); 12314#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 12303#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 12299#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 12295#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 12287#L472 assume ~r1~0 % 256 >= 7; 12288#L476 assume !(~r1~0 % 256 < 7); 12276#L480 assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0;check_~tmp~1#1 := 1; 12145#L471-1 check_#res#1 := check_~tmp~1#1; 12142#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 12139#L582 assume !(0 == assert_~arg#1 % 256); 12136#L577 assume { :end_inline_assert } true; 12133#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 12127#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 12023#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 12024#L91-1 ~mode1~0 := 0; 12123#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 12701#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 12698#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 12696#L116-1 ~mode2~0 := 0; 12695#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 12694#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 12692#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 12690#L141-1 ~mode3~0 := 0; 12689#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 12688#L163 assume !(0 != ~mode4~0 % 256); 12539#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 12687#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 12060#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 12010#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 12011#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 12091#L191-1 ~mode5~0 := 0; 11995#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 11996#L213 assume !(0 != ~mode6~0 % 256); 12675#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 12672#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 12670#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 12669#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 12668#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 12115#L241-1 ~mode7~0 := 0; 12064#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 12026#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 12027#L472 assume !(~r1~0 % 256 >= 7); 12043#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 12086#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 12108#L471-1 check_#res#1 := check_~tmp~1#1; 11986#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 11987#L582 assume !(0 == assert_~arg#1 % 256); 12082#L577 assume { :end_inline_assert } true; 12008#L547-2 [2022-10-17 11:06:11,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:11,053 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 9 times [2022-10-17 11:06:11,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:11,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939854311] [2022-10-17 11:06:11,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:11,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:11,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:11,066 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:06:11,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:11,089 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:06:11,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:11,090 INFO L85 PathProgramCache]: Analyzing trace with hash -807574958, now seen corresponding path program 1 times [2022-10-17 11:06:11,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:11,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922781629] [2022-10-17 11:06:11,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:11,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:11,157 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:11,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:11,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922781629] [2022-10-17 11:06:11,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922781629] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:11,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:11,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:11,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049596188] [2022-10-17 11:06:11,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:11,158 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:11,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:11,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:11,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:11,159 INFO L87 Difference]: Start difference. First operand 720 states and 1022 transitions. cyclomatic complexity: 303 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:11,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:11,199 INFO L93 Difference]: Finished difference Result 1050 states and 1516 transitions. [2022-10-17 11:06:11,199 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1050 states and 1516 transitions. [2022-10-17 11:06:11,207 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 990 [2022-10-17 11:06:11,216 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1050 states to 1046 states and 1512 transitions. [2022-10-17 11:06:11,217 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1046 [2022-10-17 11:06:11,218 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1046 [2022-10-17 11:06:11,218 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1046 states and 1512 transitions. [2022-10-17 11:06:11,220 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:11,220 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1046 states and 1512 transitions. [2022-10-17 11:06:11,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states and 1512 transitions. [2022-10-17 11:06:11,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 904. [2022-10-17 11:06:11,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 904 states, 904 states have (on average 1.4424778761061947) internal successors, (1304), 903 states have internal predecessors, (1304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:11,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1304 transitions. [2022-10-17 11:06:11,242 INFO L240 hiAutomatonCegarLoop]: Abstraction has 904 states and 1304 transitions. [2022-10-17 11:06:11,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:11,242 INFO L428 stractBuchiCegarLoop]: Abstraction has 904 states and 1304 transitions. [2022-10-17 11:06:11,243 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-10-17 11:06:11,243 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 904 states and 1304 transitions. [2022-10-17 11:06:11,248 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 848 [2022-10-17 11:06:11,248 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:11,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:11,250 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:11,250 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:11,250 INFO L748 eck$LassoCheckResult]: Stem: 13894#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 13824#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 13825#L262 assume 0 == ~r1~0 % 256; 13849#L263 assume ~id1~0 >= 0; 13852#L264 assume 0 == ~st1~0; 13853#L265 assume ~send1~0 == ~id1~0; 13779#L266 assume 0 == ~mode1~0 % 256; 13780#L267 assume ~id2~0 >= 0; 13792#L268 assume 0 == ~st2~0; 13793#L269 assume ~send2~0 == ~id2~0; 13773#L270 assume 0 == ~mode2~0 % 256; 13774#L271 assume ~id3~0 >= 0; 13816#L272 assume 0 == ~st3~0; 13828#L273 assume ~send3~0 == ~id3~0; 13851#L274 assume 0 == ~mode3~0 % 256; 13880#L275 assume ~id4~0 >= 0; 13758#L276 assume 0 == ~st4~0; 13759#L277 assume ~send4~0 == ~id4~0; 13899#L278 assume 0 == ~mode4~0 % 256; 13845#L279 assume ~id5~0 >= 0; 13846#L280 assume 0 == ~st5~0; 13785#L281 assume ~send5~0 == ~id5~0; 13760#L282 assume 0 == ~mode5~0 % 256; 13761#L283 assume ~id6~0 >= 0; 13854#L284 assume 0 == ~st6~0; 13855#L285 assume ~send6~0 == ~id6~0; 13878#L286 assume 0 == ~mode6~0 % 256; 13859#L287 assume ~id7~0 >= 0; 13808#L288 assume 0 == ~st7~0; 13809#L289 assume ~send7~0 == ~id7~0; 13818#L290 assume 0 == ~mode7~0 % 256; 13869#L291 assume ~id1~0 != ~id2~0; 13870#L292 assume ~id1~0 != ~id3~0; 13883#L293 assume ~id1~0 != ~id4~0; 13891#L294 assume ~id1~0 != ~id5~0; 13766#L295 assume ~id1~0 != ~id6~0; 13767#L296 assume ~id1~0 != ~id7~0; 13817#L297 assume ~id2~0 != ~id3~0; 13814#L298 assume ~id2~0 != ~id4~0; 13815#L299 assume ~id2~0 != ~id5~0; 13823#L300 assume ~id2~0 != ~id6~0; 13862#L301 assume ~id2~0 != ~id7~0; 13874#L302 assume ~id3~0 != ~id4~0; 13875#L303 assume ~id3~0 != ~id5~0; 13887#L304 assume ~id3~0 != ~id6~0; 13856#L305 assume ~id3~0 != ~id7~0; 13857#L306 assume ~id4~0 != ~id5~0; 13868#L307 assume ~id4~0 != ~id6~0; 13775#L308 assume ~id4~0 != ~id7~0; 13776#L309 assume ~id5~0 != ~id6~0; 13867#L310 assume ~id5~0 != ~id7~0; 13839#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 13804#L262-1 init_#res#1 := init_~tmp~0#1; 13805#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 13826#L24 assume !(0 == assume_abort_if_not_~cond#1); 13783#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 13784#L547-2 [2022-10-17 11:06:11,251 INFO L750 eck$LassoCheckResult]: Loop: 13784#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 14356#L87 assume !(0 != ~mode1~0 % 256); 14069#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 14354#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 14352#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 14350#L113 assume !(0 != ~mode2~0 % 256); 14348#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 14346#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 14344#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 14342#L138 assume !(0 != ~mode3~0 % 256); 14340#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 14338#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 14336#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 14335#L163 assume !(0 != ~mode4~0 % 256); 14330#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 14315#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 14314#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 14309#L188 assume !(0 != ~mode5~0 % 256); 14306#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 14275#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 14273#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 14271#L213 assume !(0 != ~mode6~0 % 256); 14272#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 14260#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 14258#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 14254#L238 assume !(0 != ~mode7~0 % 256); 14250#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 14246#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 14244#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 14242#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 14238#L472 assume !(~r1~0 % 256 >= 7); 14236#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 14233#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 14230#L471-1 check_#res#1 := check_~tmp~1#1; 14226#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 14222#L582 assume !(0 == assert_~arg#1 % 256); 14218#L577 assume { :end_inline_assert } true; 14214#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 14208#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 14209#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 13922#L91-1 ~mode1~0 := 0; 14556#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 14555#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 14552#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 14550#L116-1 ~mode2~0 := 0; 14549#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 14548#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 14545#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 14543#L141-1 ~mode3~0 := 0; 14542#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 14541#L163 assume !(0 != ~mode4~0 % 256); 14420#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 14418#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 14415#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 14412#L188 assume !(0 != ~mode5~0 % 256); 14405#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 14402#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 14399#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 14396#L213 assume !(0 != ~mode6~0 % 256); 14389#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 14385#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 14383#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 14381#L238 assume !(0 != ~mode7~0 % 256); 14375#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 14373#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 14372#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 14371#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 14370#L472 assume !(~r1~0 % 256 >= 7); 14369#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 14367#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 14365#L471-1 check_#res#1 := check_~tmp~1#1; 14363#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 14361#L582 assume !(0 == assert_~arg#1 % 256); 14359#L577 assume { :end_inline_assert } true; 13784#L547-2 [2022-10-17 11:06:11,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:11,251 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 10 times [2022-10-17 11:06:11,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:11,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714270305] [2022-10-17 11:06:11,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:11,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:11,265 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:06:11,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:11,287 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:06:11,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:11,288 INFO L85 PathProgramCache]: Analyzing trace with hash -969203485, now seen corresponding path program 1 times [2022-10-17 11:06:11,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:11,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064119202] [2022-10-17 11:06:11,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:11,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:11,393 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:11,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:11,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064119202] [2022-10-17 11:06:11,393 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064119202] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:11,394 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:11,394 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:11,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256335631] [2022-10-17 11:06:11,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:11,394 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:11,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:11,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:11,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:11,395 INFO L87 Difference]: Start difference. First operand 904 states and 1304 transitions. cyclomatic complexity: 401 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:11,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:11,414 INFO L93 Difference]: Finished difference Result 922 states and 1321 transitions. [2022-10-17 11:06:11,415 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 922 states and 1321 transitions. [2022-10-17 11:06:11,422 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 848 [2022-10-17 11:06:11,430 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 922 states to 922 states and 1321 transitions. [2022-10-17 11:06:11,430 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 922 [2022-10-17 11:06:11,431 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 922 [2022-10-17 11:06:11,431 INFO L73 IsDeterministic]: Start isDeterministic. Operand 922 states and 1321 transitions. [2022-10-17 11:06:11,432 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:11,433 INFO L218 hiAutomatonCegarLoop]: Abstraction has 922 states and 1321 transitions. [2022-10-17 11:06:11,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states and 1321 transitions. [2022-10-17 11:06:11,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 918. [2022-10-17 11:06:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 918 states, 918 states have (on average 1.4313725490196079) internal successors, (1314), 917 states have internal predecessors, (1314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:11,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1314 transitions. [2022-10-17 11:06:11,453 INFO L240 hiAutomatonCegarLoop]: Abstraction has 918 states and 1314 transitions. [2022-10-17 11:06:11,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:11,454 INFO L428 stractBuchiCegarLoop]: Abstraction has 918 states and 1314 transitions. [2022-10-17 11:06:11,455 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-10-17 11:06:11,455 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 918 states and 1314 transitions. [2022-10-17 11:06:11,460 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 848 [2022-10-17 11:06:11,460 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:11,460 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:11,462 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:11,462 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:11,462 INFO L748 eck$LassoCheckResult]: Stem: 15722#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 15655#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 15656#L262 assume 0 == ~r1~0 % 256; 15680#L263 assume ~id1~0 >= 0; 15683#L264 assume 0 == ~st1~0; 15684#L265 assume ~send1~0 == ~id1~0; 15611#L266 assume 0 == ~mode1~0 % 256; 15612#L267 assume ~id2~0 >= 0; 15624#L268 assume 0 == ~st2~0; 15625#L269 assume ~send2~0 == ~id2~0; 15605#L270 assume 0 == ~mode2~0 % 256; 15606#L271 assume ~id3~0 >= 0; 15649#L272 assume 0 == ~st3~0; 15660#L273 assume ~send3~0 == ~id3~0; 15682#L274 assume 0 == ~mode3~0 % 256; 15711#L275 assume ~id4~0 >= 0; 15590#L276 assume 0 == ~st4~0; 15591#L277 assume ~send4~0 == ~id4~0; 15725#L278 assume 0 == ~mode4~0 % 256; 15677#L279 assume ~id5~0 >= 0; 15678#L280 assume 0 == ~st5~0; 15617#L281 assume ~send5~0 == ~id5~0; 15592#L282 assume 0 == ~mode5~0 % 256; 15593#L283 assume ~id6~0 >= 0; 15685#L284 assume 0 == ~st6~0; 15686#L285 assume ~send6~0 == ~id6~0; 15708#L286 assume 0 == ~mode6~0 % 256; 15691#L287 assume ~id7~0 >= 0; 15640#L288 assume 0 == ~st7~0; 15641#L289 assume ~send7~0 == ~id7~0; 15651#L290 assume 0 == ~mode7~0 % 256; 15701#L291 assume ~id1~0 != ~id2~0; 15702#L292 assume ~id1~0 != ~id3~0; 15713#L293 assume ~id1~0 != ~id4~0; 15720#L294 assume ~id1~0 != ~id5~0; 15598#L295 assume ~id1~0 != ~id6~0; 15599#L296 assume ~id1~0 != ~id7~0; 15650#L297 assume ~id2~0 != ~id3~0; 15647#L298 assume ~id2~0 != ~id4~0; 15648#L299 assume ~id2~0 != ~id5~0; 15654#L300 assume ~id2~0 != ~id6~0; 15694#L301 assume ~id2~0 != ~id7~0; 15706#L302 assume ~id3~0 != ~id4~0; 15707#L303 assume ~id3~0 != ~id5~0; 15716#L304 assume ~id3~0 != ~id6~0; 15687#L305 assume ~id3~0 != ~id7~0; 15688#L306 assume ~id4~0 != ~id5~0; 15700#L307 assume ~id4~0 != ~id6~0; 15607#L308 assume ~id4~0 != ~id7~0; 15608#L309 assume ~id5~0 != ~id6~0; 15699#L310 assume ~id5~0 != ~id7~0; 15670#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 15636#L262-1 init_#res#1 := init_~tmp~0#1; 15637#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 15657#L24 assume !(0 == assume_abort_if_not_~cond#1); 15615#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 15616#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 16424#L87 assume !(0 != ~mode1~0 % 256); 16423#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 16422#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 16421#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 16420#L113 assume !(0 != ~mode2~0 % 256); 16419#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 16417#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 16160#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 16157#L138 assume !(0 != ~mode3~0 % 256); 16158#L151 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 16410#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 16408#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 16405#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 15830#L166 [2022-10-17 11:06:11,463 INFO L750 eck$LassoCheckResult]: Loop: 15830#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 15824#L166-1 ~mode4~0 := 0; 15825#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 15813#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 15814#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 16064#L191-1 ~mode5~0 := 0; 16062#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 16060#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 16058#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 16056#L216-1 ~mode6~0 := 0; 16054#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 16053#L238 assume !(0 != ~mode7~0 % 256); 16052#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 15772#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 15770#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 15767#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 15768#L472 assume !(~r1~0 % 256 >= 7); 15760#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 15761#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 16007#L471-1 check_#res#1 := check_~tmp~1#1; 16003#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 15999#L582 assume !(0 == assert_~arg#1 % 256); 15994#L577 assume { :end_inline_assert } true; 15991#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 15988#L87 assume !(0 != ~mode1~0 % 256); 15985#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 15983#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 15979#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 15977#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 15974#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 15971#L116-1 ~mode2~0 := 0; 15967#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 15965#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 15962#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 15959#L141-1 ~mode3~0 := 0; 15957#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 15955#L163 assume !(0 != ~mode4~0 % 256); 15953#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 15951#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 15946#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 15943#L188 assume !(0 != ~mode5~0 % 256); 15938#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 15932#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 15930#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 15928#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 15926#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 15924#L216-1 ~mode6~0 := 0; 15920#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 15918#L238 assume !(0 != ~mode7~0 % 256); 15913#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 15907#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 15904#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 15902#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 15900#L472 assume !(~r1~0 % 256 >= 7); 15897#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 15898#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 16245#L471-1 check_#res#1 := check_~tmp~1#1; 16241#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 16238#L582 assume !(0 == assert_~arg#1 % 256); 15692#L577 assume { :end_inline_assert } true; 15693#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 15729#L87 assume !(0 != ~mode1~0 % 256); 15679#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 15709#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 15710#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 16449#L113 assume !(0 != ~mode2~0 % 256); 16447#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 16445#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 16443#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 16442#L138 assume !(0 != ~mode3~0 % 256); 16438#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 16436#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 16426#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 16406#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 15830#L166 [2022-10-17 11:06:11,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:11,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1306542560, now seen corresponding path program 1 times [2022-10-17 11:06:11,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:11,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112553156] [2022-10-17 11:06:11,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:11,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:11,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:11,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:11,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112553156] [2022-10-17 11:06:11,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112553156] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:11,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:11,524 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 11:06:11,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578545626] [2022-10-17 11:06:11,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:11,524 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 11:06:11,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:11,525 INFO L85 PathProgramCache]: Analyzing trace with hash -178022651, now seen corresponding path program 1 times [2022-10-17 11:06:11,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:11,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193416836] [2022-10-17 11:06:11,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:11,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:11,690 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:11,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:11,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193416836] [2022-10-17 11:06:11,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193416836] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:11,691 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:11,691 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:11,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309960910] [2022-10-17 11:06:11,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:11,691 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:11,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:11,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:11,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:11,692 INFO L87 Difference]: Start difference. First operand 918 states and 1314 transitions. cyclomatic complexity: 398 Second operand has 3 states, 2 states have (on average 35.0) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:11,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:11,708 INFO L93 Difference]: Finished difference Result 494 states and 693 transitions. [2022-10-17 11:06:11,708 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 494 states and 693 transitions. [2022-10-17 11:06:11,712 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 424 [2022-10-17 11:06:11,717 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 494 states to 494 states and 693 transitions. [2022-10-17 11:06:11,717 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2022-10-17 11:06:11,718 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 494 [2022-10-17 11:06:11,718 INFO L73 IsDeterministic]: Start isDeterministic. Operand 494 states and 693 transitions. [2022-10-17 11:06:11,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:11,719 INFO L218 hiAutomatonCegarLoop]: Abstraction has 494 states and 693 transitions. [2022-10-17 11:06:11,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states and 693 transitions. [2022-10-17 11:06:11,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 480. [2022-10-17 11:06:11,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 480 states have (on average 1.4083333333333334) internal successors, (676), 479 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:11,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 676 transitions. [2022-10-17 11:06:11,743 INFO L240 hiAutomatonCegarLoop]: Abstraction has 480 states and 676 transitions. [2022-10-17 11:06:11,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:11,744 INFO L428 stractBuchiCegarLoop]: Abstraction has 480 states and 676 transitions. [2022-10-17 11:06:11,744 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-10-17 11:06:11,744 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 480 states and 676 transitions. [2022-10-17 11:06:11,747 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 424 [2022-10-17 11:06:11,748 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:11,748 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:11,749 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:11,749 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:11,749 INFO L748 eck$LassoCheckResult]: Stem: 17138#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 17076#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 17077#L262 assume 0 == ~r1~0 % 256; 17099#L263 assume ~id1~0 >= 0; 17102#L264 assume 0 == ~st1~0; 17103#L265 assume ~send1~0 == ~id1~0; 17030#L266 assume 0 == ~mode1~0 % 256; 17031#L267 assume ~id2~0 >= 0; 17043#L268 assume 0 == ~st2~0; 17044#L269 assume ~send2~0 == ~id2~0; 17024#L270 assume 0 == ~mode2~0 % 256; 17025#L271 assume ~id3~0 >= 0; 17068#L272 assume 0 == ~st3~0; 17080#L273 assume ~send3~0 == ~id3~0; 17101#L274 assume 0 == ~mode3~0 % 256; 17127#L275 assume ~id4~0 >= 0; 17009#L276 assume 0 == ~st4~0; 17010#L277 assume ~send4~0 == ~id4~0; 17140#L278 assume 0 == ~mode4~0 % 256; 17096#L279 assume ~id5~0 >= 0; 17097#L280 assume 0 == ~st5~0; 17036#L281 assume ~send5~0 == ~id5~0; 17011#L282 assume 0 == ~mode5~0 % 256; 17012#L283 assume ~id6~0 >= 0; 17104#L284 assume 0 == ~st6~0; 17105#L285 assume ~send6~0 == ~id6~0; 17125#L286 assume 0 == ~mode6~0 % 256; 17110#L287 assume ~id7~0 >= 0; 17059#L288 assume 0 == ~st7~0; 17060#L289 assume ~send7~0 == ~id7~0; 17070#L290 assume 0 == ~mode7~0 % 256; 17119#L291 assume ~id1~0 != ~id2~0; 17120#L292 assume ~id1~0 != ~id3~0; 17129#L293 assume ~id1~0 != ~id4~0; 17136#L294 assume ~id1~0 != ~id5~0; 17017#L295 assume ~id1~0 != ~id6~0; 17018#L296 assume ~id1~0 != ~id7~0; 17069#L297 assume ~id2~0 != ~id3~0; 17066#L298 assume ~id2~0 != ~id4~0; 17067#L299 assume ~id2~0 != ~id5~0; 17074#L300 assume ~id2~0 != ~id6~0; 17112#L301 assume ~id2~0 != ~id7~0; 17123#L302 assume ~id3~0 != ~id4~0; 17124#L303 assume ~id3~0 != ~id5~0; 17132#L304 assume ~id3~0 != ~id6~0; 17106#L305 assume ~id3~0 != ~id7~0; 17107#L306 assume ~id4~0 != ~id5~0; 17118#L307 assume ~id4~0 != ~id6~0; 17026#L308 assume ~id4~0 != ~id7~0; 17027#L309 assume ~id5~0 != ~id6~0; 17117#L310 assume ~id5~0 != ~id7~0; 17090#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 17055#L262-1 init_#res#1 := init_~tmp~0#1; 17056#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 17078#L24 assume !(0 == assume_abort_if_not_~cond#1); 17034#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 17035#L547-2 [2022-10-17 11:06:11,750 INFO L750 eck$LassoCheckResult]: Loop: 17035#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 17093#L87 assume !(0 != ~mode1~0 % 256); 17098#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 17126#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 17015#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 17016#L113 assume !(0 != ~mode2~0 % 256); 17113#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 17114#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 17086#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 17087#L138 assume !(0 != ~mode3~0 % 256); 17108#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 17048#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 17049#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 17130#L163 assume !(0 != ~mode4~0 % 256); 17081#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 17082#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 17139#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 17423#L188 assume !(0 != ~mode5~0 % 256); 17418#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 17403#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 17401#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 17398#L213 assume !(0 != ~mode6~0 % 256); 17393#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 17389#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 17387#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 17386#L238 assume !(0 != ~mode7~0 % 256); 17328#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 17308#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 17303#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 17299#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 17290#L472 assume !(~r1~0 % 256 >= 7); 17289#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 17286#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 17172#L471-1 check_#res#1 := check_~tmp~1#1; 17168#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 17164#L582 assume !(0 == assert_~arg#1 % 256); 17159#L577 assume { :end_inline_assert } true; 17160#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 17157#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 17050#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 17051#L91-1 ~mode1~0 := 0; 17148#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 17145#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 17065#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 17020#L116-1 ~mode2~0 := 0; 17133#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 17144#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 17083#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 17084#L141-1 ~mode3~0 := 0; 17137#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 17094#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 17095#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 17041#L166-1 ~mode4~0 := 0; 17088#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 17037#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 17038#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 17121#L191-1 ~mode5~0 := 0; 17022#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 17023#L213 assume !(0 != ~mode6~0 % 256); 17028#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 17029#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 17075#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 17451#L238 assume !(0 != ~mode7~0 % 256); 17447#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 17446#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 17445#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 17162#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 17141#L472 assume !(~r1~0 % 256 >= 7); 17115#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 17116#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 17135#L471-1 check_#res#1 := check_~tmp~1#1; 17013#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 17014#L582 assume !(0 == assert_~arg#1 % 256); 17111#L577 assume { :end_inline_assert } true; 17035#L547-2 [2022-10-17 11:06:11,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:11,750 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 11 times [2022-10-17 11:06:11,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:11,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569294973] [2022-10-17 11:06:11,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:11,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:11,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:06:11,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:11,793 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:06:11,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:11,794 INFO L85 PathProgramCache]: Analyzing trace with hash -2098798005, now seen corresponding path program 1 times [2022-10-17 11:06:11,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:11,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386184749] [2022-10-17 11:06:11,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:11,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:11,893 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:11,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:11,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386184749] [2022-10-17 11:06:11,894 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386184749] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:11,894 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:11,894 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:11,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942783457] [2022-10-17 11:06:11,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:11,895 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:11,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:11,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:11,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:11,896 INFO L87 Difference]: Start difference. First operand 480 states and 676 transitions. cyclomatic complexity: 197 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:11,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:11,915 INFO L93 Difference]: Finished difference Result 888 states and 1264 transitions. [2022-10-17 11:06:11,915 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 888 states and 1264 transitions. [2022-10-17 11:06:11,922 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 832 [2022-10-17 11:06:11,929 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 888 states to 888 states and 1264 transitions. [2022-10-17 11:06:11,929 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 888 [2022-10-17 11:06:11,931 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 888 [2022-10-17 11:06:11,931 INFO L73 IsDeterministic]: Start isDeterministic. Operand 888 states and 1264 transitions. [2022-10-17 11:06:11,932 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:11,932 INFO L218 hiAutomatonCegarLoop]: Abstraction has 888 states and 1264 transitions. [2022-10-17 11:06:11,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states and 1264 transitions. [2022-10-17 11:06:11,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 856. [2022-10-17 11:06:11,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 856 states, 856 states have (on average 1.411214953271028) internal successors, (1208), 855 states have internal predecessors, (1208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:11,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1208 transitions. [2022-10-17 11:06:11,952 INFO L240 hiAutomatonCegarLoop]: Abstraction has 856 states and 1208 transitions. [2022-10-17 11:06:11,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:11,953 INFO L428 stractBuchiCegarLoop]: Abstraction has 856 states and 1208 transitions. [2022-10-17 11:06:11,953 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-10-17 11:06:11,954 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 856 states and 1208 transitions. [2022-10-17 11:06:11,958 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 800 [2022-10-17 11:06:11,958 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:11,958 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:11,959 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:11,960 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:11,960 INFO L748 eck$LassoCheckResult]: Stem: 18526#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 18447#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 18448#L262 assume 0 == ~r1~0 % 256; 18472#L263 assume ~id1~0 >= 0; 18477#L264 assume 0 == ~st1~0; 18478#L265 assume ~send1~0 == ~id1~0; 18404#L266 assume 0 == ~mode1~0 % 256; 18405#L267 assume ~id2~0 >= 0; 18417#L268 assume 0 == ~st2~0; 18418#L269 assume ~send2~0 == ~id2~0; 18398#L270 assume 0 == ~mode2~0 % 256; 18399#L271 assume ~id3~0 >= 0; 18441#L272 assume 0 == ~st3~0; 18452#L273 assume ~send3~0 == ~id3~0; 18475#L274 assume 0 == ~mode3~0 % 256; 18511#L275 assume ~id4~0 >= 0; 18383#L276 assume 0 == ~st4~0; 18384#L277 assume ~send4~0 == ~id4~0; 18529#L278 assume 0 == ~mode4~0 % 256; 18469#L279 assume ~id5~0 >= 0; 18470#L280 assume 0 == ~st5~0; 18410#L281 assume ~send5~0 == ~id5~0; 18385#L282 assume 0 == ~mode5~0 % 256; 18386#L283 assume ~id6~0 >= 0; 18479#L284 assume 0 == ~st6~0; 18480#L285 assume ~send6~0 == ~id6~0; 18508#L286 assume 0 == ~mode6~0 % 256; 18486#L287 assume ~id7~0 >= 0; 18433#L288 assume 0 == ~st7~0; 18434#L289 assume ~send7~0 == ~id7~0; 18443#L290 assume 0 == ~mode7~0 % 256; 18497#L291 assume ~id1~0 != ~id2~0; 18498#L292 assume ~id1~0 != ~id3~0; 18513#L293 assume ~id1~0 != ~id4~0; 18525#L294 assume ~id1~0 != ~id5~0; 18391#L295 assume ~id1~0 != ~id6~0; 18392#L296 assume ~id1~0 != ~id7~0; 18442#L297 assume ~id2~0 != ~id3~0; 18439#L298 assume ~id2~0 != ~id4~0; 18440#L299 assume ~id2~0 != ~id5~0; 18446#L300 assume ~id2~0 != ~id6~0; 18489#L301 assume ~id2~0 != ~id7~0; 18505#L302 assume ~id3~0 != ~id4~0; 18506#L303 assume ~id3~0 != ~id5~0; 18518#L304 assume ~id3~0 != ~id6~0; 18481#L305 assume ~id3~0 != ~id7~0; 18482#L306 assume ~id4~0 != ~id5~0; 18496#L307 assume ~id4~0 != ~id6~0; 18400#L308 assume ~id4~0 != ~id7~0; 18401#L309 assume ~id5~0 != ~id6~0; 18495#L310 assume ~id5~0 != ~id7~0; 18462#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 18429#L262-1 init_#res#1 := init_~tmp~0#1; 18430#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 18449#L24 assume !(0 == assume_abort_if_not_~cond#1); 18408#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 18409#L547-2 [2022-10-17 11:06:11,960 INFO L750 eck$LassoCheckResult]: Loop: 18409#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 18591#L87 assume !(0 != ~mode1~0 % 256); 18589#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 18584#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 18579#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 18580#L113 assume !(0 != ~mode2~0 % 256); 18574#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 18575#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 18570#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 18571#L138 assume !(0 != ~mode3~0 % 256); 18566#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 18567#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 18562#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 18563#L163 assume !(0 != ~mode4~0 % 256); 18834#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 18832#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 18830#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 18827#L188 assume !(0 != ~mode5~0 % 256); 18820#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 18817#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 18814#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 18806#L213 assume !(0 != ~mode6~0 % 256); 18803#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 18801#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 18798#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 18789#L238 assume !(0 != ~mode7~0 % 256); 18779#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 18775#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 18763#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 18750#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 18742#L472 assume !(~r1~0 % 256 >= 7); 18738#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 18732#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 18726#L471-1 check_#res#1 := check_~tmp~1#1; 18722#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 18716#L582 assume !(0 == assert_~arg#1 % 256); 18712#L577 assume { :end_inline_assert } true; 18708#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 18703#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 18704#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 19230#L91-1 ~mode1~0 := 0; 19236#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 19235#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 19233#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 18519#L116-1 ~mode2~0 := 0; 18458#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 18459#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 18483#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 18474#L141-1 ~mode3~0 := 0; 19079#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 19074#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 19071#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 18557#L166-1 ~mode4~0 := 0; 19064#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 19059#L188 assume !(0 != ~mode5~0 % 256); 19051#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 19045#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 19043#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 19041#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 19037#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 18904#L216-1 ~mode6~0 := 0; 18903#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 18896#L238 assume !(0 != ~mode7~0 % 256); 18889#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 18886#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 18884#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 18882#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 18881#L472 assume !(~r1~0 % 256 >= 7); 18880#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 18879#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 18600#L471-1 check_#res#1 := check_~tmp~1#1; 18598#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 18596#L582 assume !(0 == assert_~arg#1 % 256); 18594#L577 assume { :end_inline_assert } true; 18409#L547-2 [2022-10-17 11:06:11,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:11,961 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 12 times [2022-10-17 11:06:11,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:11,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097140964] [2022-10-17 11:06:11,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:11,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:11,975 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:06:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:11,999 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:06:11,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:11,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1166495539, now seen corresponding path program 1 times [2022-10-17 11:06:12,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:12,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103553108] [2022-10-17 11:06:12,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:12,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:12,094 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:12,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:12,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103553108] [2022-10-17 11:06:12,094 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103553108] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:12,094 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:12,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:12,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658605140] [2022-10-17 11:06:12,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:12,095 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:12,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:12,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:12,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:12,096 INFO L87 Difference]: Start difference. First operand 856 states and 1208 transitions. cyclomatic complexity: 353 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:12,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:12,119 INFO L93 Difference]: Finished difference Result 1624 states and 2296 transitions. [2022-10-17 11:06:12,119 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1624 states and 2296 transitions. [2022-10-17 11:06:12,129 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1568 [2022-10-17 11:06:12,143 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1624 states to 1624 states and 2296 transitions. [2022-10-17 11:06:12,143 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1624 [2022-10-17 11:06:12,145 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1624 [2022-10-17 11:06:12,145 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1624 states and 2296 transitions. [2022-10-17 11:06:12,147 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:12,148 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1624 states and 2296 transitions. [2022-10-17 11:06:12,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1624 states and 2296 transitions. [2022-10-17 11:06:12,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1624 to 1560. [2022-10-17 11:06:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1560 states, 1560 states have (on average 1.4) internal successors, (2184), 1559 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:12,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1560 states and 2184 transitions. [2022-10-17 11:06:12,186 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1560 states and 2184 transitions. [2022-10-17 11:06:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:12,187 INFO L428 stractBuchiCegarLoop]: Abstraction has 1560 states and 2184 transitions. [2022-10-17 11:06:12,187 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-10-17 11:06:12,187 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1560 states and 2184 transitions. [2022-10-17 11:06:12,193 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1504 [2022-10-17 11:06:12,194 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:12,194 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:12,195 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:12,195 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:12,196 INFO L748 eck$LassoCheckResult]: Stem: 21010#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 20932#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 20933#L262 assume 0 == ~r1~0 % 256; 20958#L263 assume ~id1~0 >= 0; 20962#L264 assume 0 == ~st1~0; 20963#L265 assume ~send1~0 == ~id1~0; 20892#L266 assume 0 == ~mode1~0 % 256; 20893#L267 assume ~id2~0 >= 0; 20905#L268 assume 0 == ~st2~0; 20906#L269 assume ~send2~0 == ~id2~0; 20884#L270 assume 0 == ~mode2~0 % 256; 20885#L271 assume ~id3~0 >= 0; 20927#L272 assume 0 == ~st3~0; 20937#L273 assume ~send3~0 == ~id3~0; 20961#L274 assume 0 == ~mode3~0 % 256; 20993#L275 assume ~id4~0 >= 0; 20869#L276 assume 0 == ~st4~0; 20870#L277 assume ~send4~0 == ~id4~0; 21012#L278 assume 0 == ~mode4~0 % 256; 20954#L279 assume ~id5~0 >= 0; 20955#L280 assume 0 == ~st5~0; 20896#L281 assume ~send5~0 == ~id5~0; 20871#L282 assume 0 == ~mode5~0 % 256; 20872#L283 assume ~id6~0 >= 0; 20964#L284 assume 0 == ~st6~0; 20965#L285 assume ~send6~0 == ~id6~0; 20990#L286 assume 0 == ~mode6~0 % 256; 20971#L287 assume ~id7~0 >= 0; 20918#L288 assume 0 == ~st7~0; 20919#L289 assume ~send7~0 == ~id7~0; 20930#L290 assume 0 == ~mode7~0 % 256; 20980#L291 assume ~id1~0 != ~id2~0; 20981#L292 assume ~id1~0 != ~id3~0; 20995#L293 assume ~id1~0 != ~id4~0; 21006#L294 assume ~id1~0 != ~id5~0; 20877#L295 assume ~id1~0 != ~id6~0; 20878#L296 assume ~id1~0 != ~id7~0; 20928#L297 assume ~id2~0 != ~id3~0; 20925#L298 assume ~id2~0 != ~id4~0; 20926#L299 assume ~id2~0 != ~id5~0; 20931#L300 assume ~id2~0 != ~id6~0; 20973#L301 assume ~id2~0 != ~id7~0; 20987#L302 assume ~id3~0 != ~id4~0; 20988#L303 assume ~id3~0 != ~id5~0; 20999#L304 assume ~id3~0 != ~id6~0; 20966#L305 assume ~id3~0 != ~id7~0; 20967#L306 assume ~id4~0 != ~id5~0; 20979#L307 assume ~id4~0 != ~id6~0; 20888#L308 assume ~id4~0 != ~id7~0; 20889#L309 assume ~id5~0 != ~id6~0; 20978#L310 assume ~id5~0 != ~id7~0; 20948#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 20916#L262-1 init_#res#1 := init_~tmp~0#1; 20917#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 20934#L24 assume !(0 == assume_abort_if_not_~cond#1); 20894#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 20895#L547-2 [2022-10-17 11:06:12,196 INFO L750 eck$LassoCheckResult]: Loop: 20895#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 22095#L87 assume !(0 != ~mode1~0 % 256); 21059#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 22090#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 22089#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 22087#L113 assume !(0 != ~mode2~0 % 256); 22085#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 22083#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 22081#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 22079#L138 assume !(0 != ~mode3~0 % 256); 22077#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 22075#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 22073#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 22071#L163 assume !(0 != ~mode4~0 % 256); 22069#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 22067#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 22065#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 22063#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 20898#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 20982#L191-1 ~mode5~0 := 0; 21531#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 21528#L213 assume !(0 != ~mode6~0 % 256); 21526#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 21524#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 21451#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 21420#L238 assume !(0 != ~mode7~0 % 256); 21416#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 21417#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 21923#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 21921#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 21918#L472 assume !(~r1~0 % 256 >= 7); 21392#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 21393#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 21916#L471-1 check_#res#1 := check_~tmp~1#1; 22197#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 22195#L582 assume !(0 == assert_~arg#1 % 256); 22193#L577 assume { :end_inline_assert } true; 22191#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 22189#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 22185#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 22042#L91-1 ~mode1~0 := 0; 22181#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 22179#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 22175#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 22032#L116-1 ~mode2~0 := 0; 22171#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 22170#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 20940#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 20941#L141-1 ~mode3~0 := 0; 21030#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 21028#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 21025#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 21021#L166-1 ~mode4~0 := 0; 21022#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 21713#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 21714#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 21642#L191-1 ~mode5~0 := 0; 21643#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 21635#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 21632#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 21627#L216-1 ~mode6~0 := 0; 21625#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 21623#L238 assume !(0 != ~mode7~0 % 256); 21618#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 21612#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 21609#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 21607#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 21605#L472 assume !(~r1~0 % 256 >= 7); 21602#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 21603#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 22102#L471-1 check_#res#1 := check_~tmp~1#1; 22100#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 22098#L582 assume !(0 == assert_~arg#1 % 256); 22096#L577 assume { :end_inline_assert } true; 20895#L547-2 [2022-10-17 11:06:12,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:12,197 INFO L85 PathProgramCache]: Analyzing trace with hash 292839954, now seen corresponding path program 13 times [2022-10-17 11:06:12,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:12,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91242721] [2022-10-17 11:06:12,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:12,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:12,227 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:06:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:12,249 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:06:12,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:12,250 INFO L85 PathProgramCache]: Analyzing trace with hash 256176461, now seen corresponding path program 1 times [2022-10-17 11:06:12,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:12,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642281025] [2022-10-17 11:06:12,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:12,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:12,369 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:12,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:12,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642281025] [2022-10-17 11:06:12,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642281025] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:12,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:12,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:12,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948539633] [2022-10-17 11:06:12,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:12,371 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:12,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:12,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:12,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:12,372 INFO L87 Difference]: Start difference. First operand 1560 states and 2184 transitions. cyclomatic complexity: 625 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:12,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:12,396 INFO L93 Difference]: Finished difference Result 1580 states and 2194 transitions. [2022-10-17 11:06:12,396 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1580 states and 2194 transitions. [2022-10-17 11:06:12,406 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1504 [2022-10-17 11:06:12,418 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1580 states to 1580 states and 2194 transitions. [2022-10-17 11:06:12,418 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1580 [2022-10-17 11:06:12,420 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1580 [2022-10-17 11:06:12,420 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1580 states and 2194 transitions. [2022-10-17 11:06:12,422 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:12,423 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1580 states and 2194 transitions. [2022-10-17 11:06:12,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1580 states and 2194 transitions. [2022-10-17 11:06:12,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1580 to 1578. [2022-10-17 11:06:12,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1578 states, 1578 states have (on average 1.388466413181242) internal successors, (2191), 1577 states have internal predecessors, (2191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:12,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1578 states and 2191 transitions. [2022-10-17 11:06:12,461 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1578 states and 2191 transitions. [2022-10-17 11:06:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:12,462 INFO L428 stractBuchiCegarLoop]: Abstraction has 1578 states and 2191 transitions. [2022-10-17 11:06:12,462 INFO L335 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-10-17 11:06:12,462 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1578 states and 2191 transitions. [2022-10-17 11:06:12,470 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1504 [2022-10-17 11:06:12,470 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:12,470 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:12,472 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:12,472 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:12,472 INFO L748 eck$LassoCheckResult]: Stem: 24158#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 24083#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 24084#L262 assume 0 == ~r1~0 % 256; 24109#L263 assume ~id1~0 >= 0; 24113#L264 assume 0 == ~st1~0; 24114#L265 assume ~send1~0 == ~id1~0; 24036#L266 assume 0 == ~mode1~0 % 256; 24037#L267 assume ~id2~0 >= 0; 24048#L268 assume 0 == ~st2~0; 24049#L269 assume ~send2~0 == ~id2~0; 24030#L270 assume 0 == ~mode2~0 % 256; 24031#L271 assume ~id3~0 >= 0; 24073#L272 assume 0 == ~st3~0; 24088#L273 assume ~send3~0 == ~id3~0; 24111#L274 assume 0 == ~mode3~0 % 256; 24143#L275 assume ~id4~0 >= 0; 24015#L276 assume 0 == ~st4~0; 24016#L277 assume ~send4~0 == ~id4~0; 24159#L278 assume 0 == ~mode4~0 % 256; 24106#L279 assume ~id5~0 >= 0; 24107#L280 assume 0 == ~st5~0; 24042#L281 assume ~send5~0 == ~id5~0; 24017#L282 assume 0 == ~mode5~0 % 256; 24018#L283 assume ~id6~0 >= 0; 24115#L284 assume 0 == ~st6~0; 24116#L285 assume ~send6~0 == ~id6~0; 24141#L286 assume 0 == ~mode6~0 % 256; 24122#L287 assume ~id7~0 >= 0; 24064#L288 assume 0 == ~st7~0; 24065#L289 assume ~send7~0 == ~id7~0; 24075#L290 assume 0 == ~mode7~0 % 256; 24131#L291 assume ~id1~0 != ~id2~0; 24132#L292 assume ~id1~0 != ~id3~0; 24145#L293 assume ~id1~0 != ~id4~0; 24153#L294 assume ~id1~0 != ~id5~0; 24023#L295 assume ~id1~0 != ~id6~0; 24024#L296 assume ~id1~0 != ~id7~0; 24074#L297 assume ~id2~0 != ~id3~0; 24071#L298 assume ~id2~0 != ~id4~0; 24072#L299 assume ~id2~0 != ~id5~0; 24080#L300 assume ~id2~0 != ~id6~0; 24124#L301 assume ~id2~0 != ~id7~0; 24138#L302 assume ~id3~0 != ~id4~0; 24139#L303 assume ~id3~0 != ~id5~0; 24149#L304 assume ~id3~0 != ~id6~0; 24117#L305 assume ~id3~0 != ~id7~0; 24118#L306 assume ~id4~0 != ~id5~0; 24130#L307 assume ~id4~0 != ~id6~0; 24032#L308 assume ~id4~0 != ~id7~0; 24033#L309 assume ~id5~0 != ~id6~0; 24129#L310 assume ~id5~0 != ~id7~0; 24099#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 24060#L262-1 init_#res#1 := init_~tmp~0#1; 24061#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 24085#L24 assume !(0 == assume_abort_if_not_~cond#1); 24040#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 24041#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 25539#L87 assume !(0 != ~mode1~0 % 256); 25537#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 25536#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 25534#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 25532#L113 assume !(0 != ~mode2~0 % 256); 25530#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 25527#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 25522#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 25519#L138 assume !(0 != ~mode3~0 % 256); 24140#L151 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 24053#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 24054#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 24104#L163 assume !(0 != ~mode4~0 % 256); 24105#L176 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 25367#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 25365#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 25363#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 24432#L191 [2022-10-17 11:06:12,473 INFO L750 eck$LassoCheckResult]: Loop: 24432#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 24427#L191-1 ~mode5~0 := 0; 24425#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 24421#L213 assume !(0 != ~mode6~0 % 256); 24422#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 25570#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 25569#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 25565#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 24068#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 24067#L241-1 ~mode7~0 := 0; 24101#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 25324#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 25323#L472 assume !(~r1~0 % 256 >= 7); 25321#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 25322#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 24193#L471-1 check_#res#1 := check_~tmp~1#1; 24190#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 24187#L582 assume !(0 == assert_~arg#1 % 256); 24184#L577 assume { :end_inline_assert } true; 24172#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 24173#L87 assume !(0 != ~mode1~0 % 256); 24182#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 24177#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 24178#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 25279#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 25277#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 25274#L116-1 ~mode2~0 := 0; 25272#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 25269#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 25265#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 25263#L141-1 ~mode3~0 := 0; 25262#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 25260#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 25255#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 25244#L166-1 ~mode4~0 := 0; 25240#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 25237#L188 assume !(0 != ~mode5~0 % 256); 25038#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 24992#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 24240#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 24237#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 24232#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 24228#L216-1 ~mode6~0 := 0; 24225#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 24223#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 24224#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 24208#L241-1 ~mode7~0 := 0; 24204#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 24202#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 24200#L472 assume !(~r1~0 % 256 >= 7); 24198#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 24195#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 24196#L471-1 check_#res#1 := check_~tmp~1#1; 24971#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 24970#L582 assume !(0 == assert_~arg#1 % 256); 24967#L577 assume { :end_inline_assert } true; 24962#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 24950#L87 assume !(0 != ~mode1~0 % 256); 24108#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 24142#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 24021#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 24022#L113 assume !(0 != ~mode2~0 % 256); 24125#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 24126#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 24094#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 24095#L138 assume !(0 != ~mode3~0 % 256); 24119#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 25374#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 25372#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 25370#L163 assume !(0 != ~mode4~0 % 256); 24089#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 24090#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 24096#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 24097#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 24432#L191 [2022-10-17 11:06:12,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:12,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1554267, now seen corresponding path program 1 times [2022-10-17 11:06:12,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:12,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031147291] [2022-10-17 11:06:12,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:12,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:12,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:12,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:12,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031147291] [2022-10-17 11:06:12,533 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031147291] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:12,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:12,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 11:06:12,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519455031] [2022-10-17 11:06:12,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:12,535 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 11:06:12,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:12,535 INFO L85 PathProgramCache]: Analyzing trace with hash -2082088989, now seen corresponding path program 1 times [2022-10-17 11:06:12,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:12,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861780806] [2022-10-17 11:06:12,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:12,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:12,682 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:12,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:12,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861780806] [2022-10-17 11:06:12,682 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861780806] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:12,682 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:12,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:12,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9043978] [2022-10-17 11:06:12,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:12,684 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:12,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:12,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:12,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:12,685 INFO L87 Difference]: Start difference. First operand 1578 states and 2191 transitions. cyclomatic complexity: 615 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:12,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:12,714 INFO L93 Difference]: Finished difference Result 2954 states and 4047 transitions. [2022-10-17 11:06:12,714 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2954 states and 4047 transitions. [2022-10-17 11:06:12,732 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2880 [2022-10-17 11:06:12,754 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2954 states to 2954 states and 4047 transitions. [2022-10-17 11:06:12,754 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2954 [2022-10-17 11:06:12,759 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2954 [2022-10-17 11:06:12,759 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2954 states and 4047 transitions. [2022-10-17 11:06:12,763 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:12,763 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2954 states and 4047 transitions. [2022-10-17 11:06:12,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2954 states and 4047 transitions. [2022-10-17 11:06:12,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2954 to 2890. [2022-10-17 11:06:12,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2890 states, 2890 states have (on average 1.3671280276816609) internal successors, (3951), 2889 states have internal predecessors, (3951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:12,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2890 states and 3951 transitions. [2022-10-17 11:06:12,866 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2890 states and 3951 transitions. [2022-10-17 11:06:12,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:12,867 INFO L428 stractBuchiCegarLoop]: Abstraction has 2890 states and 3951 transitions. [2022-10-17 11:06:12,867 INFO L335 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2022-10-17 11:06:12,867 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2890 states and 3951 transitions. [2022-10-17 11:06:12,878 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2816 [2022-10-17 11:06:12,879 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:12,879 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:12,881 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:12,881 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:12,881 INFO L748 eck$LassoCheckResult]: Stem: 28696#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 28618#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 28619#L262 assume 0 == ~r1~0 % 256; 28645#L263 assume ~id1~0 >= 0; 28649#L264 assume 0 == ~st1~0; 28650#L265 assume ~send1~0 == ~id1~0; 28575#L266 assume 0 == ~mode1~0 % 256; 28576#L267 assume ~id2~0 >= 0; 28587#L268 assume 0 == ~st2~0; 28588#L269 assume ~send2~0 == ~id2~0; 28569#L270 assume 0 == ~mode2~0 % 256; 28570#L271 assume ~id3~0 >= 0; 28612#L272 assume 0 == ~st3~0; 28622#L273 assume ~send3~0 == ~id3~0; 28647#L274 assume 0 == ~mode3~0 % 256; 28682#L275 assume ~id4~0 >= 0; 28554#L276 assume 0 == ~st4~0; 28555#L277 assume ~send4~0 == ~id4~0; 28698#L278 assume 0 == ~mode4~0 % 256; 28641#L279 assume ~id5~0 >= 0; 28642#L280 assume 0 == ~st5~0; 28581#L281 assume ~send5~0 == ~id5~0; 28556#L282 assume 0 == ~mode5~0 % 256; 28557#L283 assume ~id6~0 >= 0; 28651#L284 assume 0 == ~st6~0; 28652#L285 assume ~send6~0 == ~id6~0; 28679#L286 assume 0 == ~mode6~0 % 256; 28657#L287 assume ~id7~0 >= 0; 28603#L288 assume 0 == ~st7~0; 28604#L289 assume ~send7~0 == ~id7~0; 28614#L290 assume 0 == ~mode7~0 % 256; 28669#L291 assume ~id1~0 != ~id2~0; 28670#L292 assume ~id1~0 != ~id3~0; 28684#L293 assume ~id1~0 != ~id4~0; 28692#L294 assume ~id1~0 != ~id5~0; 28562#L295 assume ~id1~0 != ~id6~0; 28563#L296 assume ~id1~0 != ~id7~0; 28613#L297 assume ~id2~0 != ~id3~0; 28610#L298 assume ~id2~0 != ~id4~0; 28611#L299 assume ~id2~0 != ~id5~0; 28616#L300 assume ~id2~0 != ~id6~0; 28659#L301 assume ~id2~0 != ~id7~0; 28676#L302 assume ~id3~0 != ~id4~0; 28677#L303 assume ~id3~0 != ~id5~0; 28688#L304 assume ~id3~0 != ~id6~0; 28653#L305 assume ~id3~0 != ~id7~0; 28654#L306 assume ~id4~0 != ~id5~0; 28668#L307 assume ~id4~0 != ~id6~0; 28571#L308 assume ~id4~0 != ~id7~0; 28572#L309 assume ~id5~0 != ~id6~0; 28667#L310 assume ~id5~0 != ~id7~0; 28634#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 28599#L262-1 init_#res#1 := init_~tmp~0#1; 28600#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 28620#L24 assume !(0 == assume_abort_if_not_~cond#1); 28579#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 28580#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 28958#L87 assume !(0 != ~mode1~0 % 256); 28957#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 28956#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 28955#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 28954#L113 assume !(0 != ~mode2~0 % 256); 28953#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 28952#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 28951#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 28950#L138 assume !(0 != ~mode3~0 % 256); 28949#L151 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 28948#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 28947#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 28946#L163 assume !(0 != ~mode4~0 % 256); 28945#L176 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 28944#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 28943#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 28940#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 28941#L191 [2022-10-17 11:06:12,882 INFO L750 eck$LassoCheckResult]: Loop: 28941#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 29361#L191-1 ~mode5~0 := 0; 29360#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 29359#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 28901#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 28900#L216-1 ~mode6~0 := 0; 28889#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 28890#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 29353#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 29341#L241-1 ~mode7~0 := 0; 29342#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 29775#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 29770#L472 assume !(~r1~0 % 256 >= 7); 29771#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 29767#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 29768#L471-1 check_#res#1 := check_~tmp~1#1; 29903#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 29902#L582 assume !(0 == assert_~arg#1 % 256); 29901#L577 assume { :end_inline_assert } true; 29900#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 29899#L87 assume !(0 != ~mode1~0 % 256); 29315#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 29313#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 29311#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 29309#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 29306#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 29301#L116-1 ~mode2~0 := 0; 29299#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 29297#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 29294#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 29288#L141-1 ~mode3~0 := 0; 29276#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 29277#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 29268#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 29267#L166-1 ~mode4~0 := 0; 29258#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 29259#L188 assume !(0 != ~mode5~0 % 256); 29246#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 29247#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 29236#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 29237#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 29198#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 29196#L216-1 ~mode6~0 := 0; 29195#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 29194#L238 assume !(0 != ~mode7~0 % 256); 29150#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 29146#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 28778#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 28779#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 29063#L472 assume !(~r1~0 % 256 >= 7); 29061#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 29062#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 29369#L471-1 check_#res#1 := check_~tmp~1#1; 29454#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 29452#L582 assume !(0 == assert_~arg#1 % 256); 29450#L577 assume { :end_inline_assert } true; 29448#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 29446#L87 assume !(0 != ~mode1~0 % 256); 29445#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 29440#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 29441#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 29920#L113 assume !(0 != ~mode2~0 % 256); 29919#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 29918#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 29917#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 29916#L138 assume !(0 != ~mode3~0 % 256); 29915#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 29914#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 29913#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 29912#L163 assume !(0 != ~mode4~0 % 256); 29911#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 29910#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 29909#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 29908#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 28941#L191 [2022-10-17 11:06:12,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:12,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1554267, now seen corresponding path program 2 times [2022-10-17 11:06:12,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:12,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795900810] [2022-10-17 11:06:12,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:12,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:12,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:12,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795900810] [2022-10-17 11:06:12,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795900810] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:12,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:12,938 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 11:06:12,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929008123] [2022-10-17 11:06:12,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:12,939 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 11:06:12,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:12,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1619071287, now seen corresponding path program 1 times [2022-10-17 11:06:12,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:12,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007153277] [2022-10-17 11:06:12,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:12,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:13,055 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:13,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:13,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007153277] [2022-10-17 11:06:13,056 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007153277] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:13,056 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:13,056 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:13,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936386323] [2022-10-17 11:06:13,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:13,057 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:13,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:13,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:13,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:13,058 INFO L87 Difference]: Start difference. First operand 2890 states and 3951 transitions. cyclomatic complexity: 1063 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:13,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:13,083 INFO L93 Difference]: Finished difference Result 2904 states and 3941 transitions. [2022-10-17 11:06:13,084 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2904 states and 3941 transitions. [2022-10-17 11:06:13,099 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 2816 [2022-10-17 11:06:13,121 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2904 states to 2904 states and 3941 transitions. [2022-10-17 11:06:13,121 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2904 [2022-10-17 11:06:13,125 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2904 [2022-10-17 11:06:13,125 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2904 states and 3941 transitions. [2022-10-17 11:06:13,129 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:13,129 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2904 states and 3941 transitions. [2022-10-17 11:06:13,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2904 states and 3941 transitions. [2022-10-17 11:06:13,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2904 to 2900. [2022-10-17 11:06:13,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2900 states, 2900 states have (on average 1.356896551724138) internal successors, (3935), 2899 states have internal predecessors, (3935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:13,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 2900 states and 3935 transitions. [2022-10-17 11:06:13,190 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2900 states and 3935 transitions. [2022-10-17 11:06:13,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:13,191 INFO L428 stractBuchiCegarLoop]: Abstraction has 2900 states and 3935 transitions. [2022-10-17 11:06:13,191 INFO L335 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2022-10-17 11:06:13,191 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2900 states and 3935 transitions. [2022-10-17 11:06:13,202 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 2816 [2022-10-17 11:06:13,202 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:13,203 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:13,204 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:13,204 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:13,205 INFO L748 eck$LassoCheckResult]: Stem: 34496#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 34423#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 34424#L262 assume 0 == ~r1~0 % 256; 34448#L263 assume ~id1~0 >= 0; 34452#L264 assume 0 == ~st1~0; 34453#L265 assume ~send1~0 == ~id1~0; 34378#L266 assume 0 == ~mode1~0 % 256; 34379#L267 assume ~id2~0 >= 0; 34391#L268 assume 0 == ~st2~0; 34392#L269 assume ~send2~0 == ~id2~0; 34370#L270 assume 0 == ~mode2~0 % 256; 34371#L271 assume ~id3~0 >= 0; 34414#L272 assume 0 == ~st3~0; 34428#L273 assume ~send3~0 == ~id3~0; 34451#L274 assume 0 == ~mode3~0 % 256; 34483#L275 assume ~id4~0 >= 0; 34355#L276 assume 0 == ~st4~0; 34356#L277 assume ~send4~0 == ~id4~0; 34499#L278 assume 0 == ~mode4~0 % 256; 34445#L279 assume ~id5~0 >= 0; 34446#L280 assume 0 == ~st5~0; 34382#L281 assume ~send5~0 == ~id5~0; 34357#L282 assume 0 == ~mode5~0 % 256; 34358#L283 assume ~id6~0 >= 0; 34454#L284 assume 0 == ~st6~0; 34455#L285 assume ~send6~0 == ~id6~0; 34480#L286 assume 0 == ~mode6~0 % 256; 34462#L287 assume ~id7~0 >= 0; 34404#L288 assume 0 == ~st7~0; 34405#L289 assume ~send7~0 == ~id7~0; 34417#L290 assume 0 == ~mode7~0 % 256; 34471#L291 assume ~id1~0 != ~id2~0; 34472#L292 assume ~id1~0 != ~id3~0; 34484#L293 assume ~id1~0 != ~id4~0; 34494#L294 assume ~id1~0 != ~id5~0; 34363#L295 assume ~id1~0 != ~id6~0; 34364#L296 assume ~id1~0 != ~id7~0; 34415#L297 assume ~id2~0 != ~id3~0; 34412#L298 assume ~id2~0 != ~id4~0; 34413#L299 assume ~id2~0 != ~id5~0; 34420#L300 assume ~id2~0 != ~id6~0; 34464#L301 assume ~id2~0 != ~id7~0; 34478#L302 assume ~id3~0 != ~id4~0; 34479#L303 assume ~id3~0 != ~id5~0; 34488#L304 assume ~id3~0 != ~id6~0; 34456#L305 assume ~id3~0 != ~id7~0; 34457#L306 assume ~id4~0 != ~id5~0; 34470#L307 assume ~id4~0 != ~id6~0; 34374#L308 assume ~id4~0 != ~id7~0; 34375#L309 assume ~id5~0 != ~id6~0; 34469#L310 assume ~id5~0 != ~id7~0; 34438#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 34402#L262-1 init_#res#1 := init_~tmp~0#1; 34403#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 34425#L24 assume !(0 == assume_abort_if_not_~cond#1); 34380#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 34381#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 35512#L87 assume !(0 != ~mode1~0 % 256); 35510#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 35508#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 35506#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 35504#L113 assume !(0 != ~mode2~0 % 256); 35503#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 35501#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 35493#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 35489#L138 assume !(0 != ~mode3~0 % 256); 35484#L151 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 35480#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 35475#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 35471#L163 assume !(0 != ~mode4~0 % 256); 35467#L176 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 35463#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 35022#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 35015#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 35011#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 35007#L191-1 ~mode5~0 := 0; 35004#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 35005#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 35365#L216 [2022-10-17 11:06:13,205 INFO L750 eck$LassoCheckResult]: Loop: 35365#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 35362#L216-1 ~mode6~0 := 0; 34556#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 34553#L238 assume !(0 != ~mode7~0 % 256); 34547#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 34544#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 34545#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 35332#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 35328#L472 assume !(~r1~0 % 256 >= 7); 35327#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 35323#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 35324#L471-1 check_#res#1 := check_~tmp~1#1; 35455#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 35453#L582 assume !(0 == assert_~arg#1 % 256); 35451#L577 assume { :end_inline_assert } true; 35448#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 35445#L87 assume !(0 != ~mode1~0 % 256); 35446#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 35631#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 35629#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 35627#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 35624#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 35619#L116-1 ~mode2~0 := 0; 35617#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 35341#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 35338#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 35334#L141-1 ~mode3~0 := 0; 35330#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 35326#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 35166#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 35159#L166-1 ~mode4~0 := 0; 35157#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 35155#L188 assume !(0 != ~mode5~0 % 256); 35153#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 35151#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 35149#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 35147#L213 assume !(0 != ~mode6~0 % 256); 35145#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 35143#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 35141#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 35138#L238 assume !(0 != ~mode7~0 % 256); 35139#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 35502#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 35500#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 35492#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 35487#L472 assume !(~r1~0 % 256 >= 7); 35483#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 35478#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 35474#L471-1 check_#res#1 := check_~tmp~1#1; 35470#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 35466#L582 assume !(0 == assert_~arg#1 % 256); 35461#L577 assume { :end_inline_assert } true; 35442#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 35430#L87 assume !(0 != ~mode1~0 % 256); 35425#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 35424#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 35422#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 35420#L113 assume !(0 != ~mode2~0 % 256); 35419#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 35415#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 35414#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 35412#L138 assume !(0 != ~mode3~0 % 256); 35411#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 35407#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 35405#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 35396#L163 assume !(0 != ~mode4~0 % 256); 35395#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 35393#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 35391#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 35389#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 35385#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 35381#L191-1 ~mode5~0 := 0; 35379#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 35371#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 35365#L216 [2022-10-17 11:06:13,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:13,205 INFO L85 PathProgramCache]: Analyzing trace with hash 893669664, now seen corresponding path program 1 times [2022-10-17 11:06:13,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:13,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137713751] [2022-10-17 11:06:13,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:13,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:13,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:13,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:13,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:13,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137713751] [2022-10-17 11:06:13,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137713751] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:13,262 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:13,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:13,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601552507] [2022-10-17 11:06:13,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:13,263 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 11:06:13,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:13,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1825254985, now seen corresponding path program 1 times [2022-10-17 11:06:13,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:13,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197841985] [2022-10-17 11:06:13,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:13,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:13,420 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:13,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:13,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197841985] [2022-10-17 11:06:13,421 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197841985] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:13,421 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:13,421 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:13,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322334450] [2022-10-17 11:06:13,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:13,422 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:13,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:13,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:13,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:13,423 INFO L87 Difference]: Start difference. First operand 2900 states and 3935 transitions. cyclomatic complexity: 1039 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:13,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:13,447 INFO L93 Difference]: Finished difference Result 2936 states and 3963 transitions. [2022-10-17 11:06:13,447 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2936 states and 3963 transitions. [2022-10-17 11:06:13,463 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 2816 [2022-10-17 11:06:13,488 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2936 states to 2936 states and 3963 transitions. [2022-10-17 11:06:13,488 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2936 [2022-10-17 11:06:13,492 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2936 [2022-10-17 11:06:13,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2936 states and 3963 transitions. [2022-10-17 11:06:13,496 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:13,497 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2936 states and 3963 transitions. [2022-10-17 11:06:13,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2936 states and 3963 transitions. [2022-10-17 11:06:13,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2936 to 2920. [2022-10-17 11:06:13,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2920 states, 2920 states have (on average 1.3476027397260273) internal successors, (3935), 2919 states have internal predecessors, (3935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:13,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2920 states and 3935 transitions. [2022-10-17 11:06:13,559 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2920 states and 3935 transitions. [2022-10-17 11:06:13,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:13,560 INFO L428 stractBuchiCegarLoop]: Abstraction has 2920 states and 3935 transitions. [2022-10-17 11:06:13,560 INFO L335 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2022-10-17 11:06:13,560 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2920 states and 3935 transitions. [2022-10-17 11:06:13,572 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 2816 [2022-10-17 11:06:13,572 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:13,572 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:13,573 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:13,573 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:13,574 INFO L748 eck$LassoCheckResult]: Stem: 40334#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 40264#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 40265#L262 assume 0 == ~r1~0 % 256; 40287#L263 assume ~id1~0 >= 0; 40291#L264 assume 0 == ~st1~0; 40292#L265 assume ~send1~0 == ~id1~0; 40219#L266 assume 0 == ~mode1~0 % 256; 40220#L267 assume ~id2~0 >= 0; 40231#L268 assume 0 == ~st2~0; 40232#L269 assume ~send2~0 == ~id2~0; 40213#L270 assume 0 == ~mode2~0 % 256; 40214#L271 assume ~id3~0 >= 0; 40255#L272 assume 0 == ~st3~0; 40268#L273 assume ~send3~0 == ~id3~0; 40289#L274 assume 0 == ~mode3~0 % 256; 40318#L275 assume ~id4~0 >= 0; 40198#L276 assume 0 == ~st4~0; 40199#L277 assume ~send4~0 == ~id4~0; 40337#L278 assume 0 == ~mode4~0 % 256; 40284#L279 assume ~id5~0 >= 0; 40285#L280 assume 0 == ~st5~0; 40225#L281 assume ~send5~0 == ~id5~0; 40200#L282 assume 0 == ~mode5~0 % 256; 40201#L283 assume ~id6~0 >= 0; 40293#L284 assume 0 == ~st6~0; 40294#L285 assume ~send6~0 == ~id6~0; 40316#L286 assume 0 == ~mode6~0 % 256; 40299#L287 assume ~id7~0 >= 0; 40247#L288 assume 0 == ~st7~0; 40248#L289 assume ~send7~0 == ~id7~0; 40257#L290 assume 0 == ~mode7~0 % 256; 40308#L291 assume ~id1~0 != ~id2~0; 40309#L292 assume ~id1~0 != ~id3~0; 40320#L293 assume ~id1~0 != ~id4~0; 40331#L294 assume ~id1~0 != ~id5~0; 40206#L295 assume ~id1~0 != ~id6~0; 40207#L296 assume ~id1~0 != ~id7~0; 40256#L297 assume ~id2~0 != ~id3~0; 40253#L298 assume ~id2~0 != ~id4~0; 40254#L299 assume ~id2~0 != ~id5~0; 40261#L300 assume ~id2~0 != ~id6~0; 40301#L301 assume ~id2~0 != ~id7~0; 40314#L302 assume ~id3~0 != ~id4~0; 40315#L303 assume ~id3~0 != ~id5~0; 40325#L304 assume ~id3~0 != ~id6~0; 40295#L305 assume ~id3~0 != ~id7~0; 40296#L306 assume ~id4~0 != ~id5~0; 40307#L307 assume ~id4~0 != ~id6~0; 40215#L308 assume ~id4~0 != ~id7~0; 40216#L309 assume ~id5~0 != ~id6~0; 40306#L310 assume ~id5~0 != ~id7~0; 40278#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 40243#L262-1 init_#res#1 := init_~tmp~0#1; 40244#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 40266#L24 assume !(0 == assume_abort_if_not_~cond#1); 40223#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 40224#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 41752#L87 assume !(0 != ~mode1~0 % 256); 41749#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 41746#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 41743#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 41740#L113 assume !(0 != ~mode2~0 % 256); 41737#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 41733#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 41729#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 41720#L138 assume !(0 != ~mode3~0 % 256); 41719#L151 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 41718#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 41717#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 41716#L163 assume !(0 != ~mode4~0 % 256); 41713#L176 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 41709#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 41707#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 41701#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 41698#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 41692#L191-1 ~mode5~0 := 0; 41690#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 41685#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 41681#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 41678#L216-1 ~mode6~0 := 0; 41677#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 41421#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 40968#L241 [2022-10-17 11:06:13,574 INFO L750 eck$LassoCheckResult]: Loop: 40968#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 40526#L241-1 ~mode7~0 := 0; 40524#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 40517#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 40511#L472 assume !(~r1~0 % 256 >= 7); 40507#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 40501#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 40495#L471-1 check_#res#1 := check_~tmp~1#1; 40491#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 40485#L582 assume !(0 == assert_~arg#1 % 256); 40481#L577 assume { :end_inline_assert } true; 40477#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 40472#L87 assume !(0 != ~mode1~0 % 256); 40469#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 40466#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 40462#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 40460#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 40457#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 40454#L116-1 ~mode2~0 := 0; 40452#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 40448#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 40445#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 40442#L141-1 ~mode3~0 := 0; 40440#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 40436#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 40428#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 40425#L166-1 ~mode4~0 := 0; 40423#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 40421#L188 assume !(0 != ~mode5~0 % 256); 40417#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 40414#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 40415#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 40406#L213 assume !(0 != ~mode6~0 % 256); 40407#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 40397#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 40398#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 40722#L238 assume !(0 != ~mode7~0 % 256); 40719#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 40716#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 40714#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 40713#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 40711#L472 assume !(~r1~0 % 256 >= 7); 40710#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 40708#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 40706#L471-1 check_#res#1 := check_~tmp~1#1; 40704#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 40702#L582 assume !(0 == assert_~arg#1 % 256); 40700#L577 assume { :end_inline_assert } true; 40698#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 40695#L87 assume !(0 != ~mode1~0 % 256); 40696#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 41473#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 41471#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 41470#L113 assume !(0 != ~mode2~0 % 256); 41468#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 41466#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 41464#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 41462#L138 assume !(0 != ~mode3~0 % 256); 41460#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 41458#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 41456#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 41454#L163 assume !(0 != ~mode4~0 % 256); 41452#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 41450#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 41448#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 41446#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 41443#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 41440#L191-1 ~mode5~0 := 0; 41438#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 41434#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 41430#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 41427#L216-1 ~mode6~0 := 0; 41425#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 41423#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 40968#L241 [2022-10-17 11:06:13,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:13,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1801715877, now seen corresponding path program 1 times [2022-10-17 11:06:13,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:13,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672879753] [2022-10-17 11:06:13,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:13,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:13,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:13,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:13,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672879753] [2022-10-17 11:06:13,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672879753] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:13,657 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:13,657 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:13,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395272744] [2022-10-17 11:06:13,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:13,658 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 11:06:13,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:13,658 INFO L85 PathProgramCache]: Analyzing trace with hash -2061653247, now seen corresponding path program 1 times [2022-10-17 11:06:13,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:13,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494205503] [2022-10-17 11:06:13,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:13,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:13,781 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:13,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:13,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494205503] [2022-10-17 11:06:13,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494205503] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:13,781 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:13,782 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:13,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356443353] [2022-10-17 11:06:13,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:13,782 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 11:06:13,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:06:13,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:06:13,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:06:13,783 INFO L87 Difference]: Start difference. First operand 2920 states and 3935 transitions. cyclomatic complexity: 1023 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:13,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:06:13,800 INFO L93 Difference]: Finished difference Result 1512 states and 2015 transitions. [2022-10-17 11:06:13,800 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1512 states and 2015 transitions. [2022-10-17 11:06:13,808 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1408 [2022-10-17 11:06:13,816 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1512 states to 1512 states and 2015 transitions. [2022-10-17 11:06:13,816 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1512 [2022-10-17 11:06:13,818 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1512 [2022-10-17 11:06:13,818 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1512 states and 2015 transitions. [2022-10-17 11:06:13,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:06:13,821 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1512 states and 2015 transitions. [2022-10-17 11:06:13,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1512 states and 2015 transitions. [2022-10-17 11:06:13,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1512 to 1512. [2022-10-17 11:06:13,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1512 states, 1512 states have (on average 1.3326719576719577) internal successors, (2015), 1511 states have internal predecessors, (2015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:06:13,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1512 states and 2015 transitions. [2022-10-17 11:06:13,860 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1512 states and 2015 transitions. [2022-10-17 11:06:13,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:06:13,861 INFO L428 stractBuchiCegarLoop]: Abstraction has 1512 states and 2015 transitions. [2022-10-17 11:06:13,861 INFO L335 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2022-10-17 11:06:13,861 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1512 states and 2015 transitions. [2022-10-17 11:06:13,867 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1408 [2022-10-17 11:06:13,868 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:06:13,868 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:06:13,870 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:13,870 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:06:13,870 INFO L748 eck$LassoCheckResult]: Stem: 44778#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(41, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~p7~0 := 0;~p7_old~0 := 0;~p7_new~0 := 0;~id7~0 := 0;~st7~0 := 0;~send7~0 := 0;~mode7~0 := 0; 44703#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~ret40#1, main_#t~ret41#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~id1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~st1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~send1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~mode1~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~id2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~st2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~send2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~mode2~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode3~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~id4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~st4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~send4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~mode4~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~id5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~st5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~send5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~mode5~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~id6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~st6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~send6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~mode6~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~id7~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~st7~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~send7~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~mode7~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 44704#L262 assume 0 == ~r1~0 % 256; 44726#L263 assume ~id1~0 >= 0; 44729#L264 assume 0 == ~st1~0; 44730#L265 assume ~send1~0 == ~id1~0; 44658#L266 assume 0 == ~mode1~0 % 256; 44659#L267 assume ~id2~0 >= 0; 44670#L268 assume 0 == ~st2~0; 44671#L269 assume ~send2~0 == ~id2~0; 44652#L270 assume 0 == ~mode2~0 % 256; 44653#L271 assume ~id3~0 >= 0; 44695#L272 assume 0 == ~st3~0; 44707#L273 assume ~send3~0 == ~id3~0; 44728#L274 assume 0 == ~mode3~0 % 256; 44763#L275 assume ~id4~0 >= 0; 44637#L276 assume 0 == ~st4~0; 44638#L277 assume ~send4~0 == ~id4~0; 44784#L278 assume 0 == ~mode4~0 % 256; 44724#L279 assume ~id5~0 >= 0; 44725#L280 assume 0 == ~st5~0; 44664#L281 assume ~send5~0 == ~id5~0; 44639#L282 assume 0 == ~mode5~0 % 256; 44640#L283 assume ~id6~0 >= 0; 44731#L284 assume 0 == ~st6~0; 44732#L285 assume ~send6~0 == ~id6~0; 44760#L286 assume 0 == ~mode6~0 % 256; 44739#L287 assume ~id7~0 >= 0; 44686#L288 assume 0 == ~st7~0; 44687#L289 assume ~send7~0 == ~id7~0; 44697#L290 assume 0 == ~mode7~0 % 256; 44751#L291 assume ~id1~0 != ~id2~0; 44752#L292 assume ~id1~0 != ~id3~0; 44766#L293 assume ~id1~0 != ~id4~0; 44774#L294 assume ~id1~0 != ~id5~0; 44645#L295 assume ~id1~0 != ~id6~0; 44646#L296 assume ~id1~0 != ~id7~0; 44696#L297 assume ~id2~0 != ~id3~0; 44693#L298 assume ~id2~0 != ~id4~0; 44694#L299 assume ~id2~0 != ~id5~0; 44701#L300 assume ~id2~0 != ~id6~0; 44741#L301 assume ~id2~0 != ~id7~0; 44757#L302 assume ~id3~0 != ~id4~0; 44758#L303 assume ~id3~0 != ~id5~0; 44770#L304 assume ~id3~0 != ~id6~0; 44733#L305 assume ~id3~0 != ~id7~0; 44734#L306 assume ~id4~0 != ~id5~0; 44750#L307 assume ~id4~0 != ~id6~0; 44654#L308 assume ~id4~0 != ~id7~0; 44655#L309 assume ~id5~0 != ~id6~0; 44749#L310 assume ~id5~0 != ~id7~0; 44717#L311 assume ~id6~0 != ~id7~0;init_~tmp~0#1 := 1; 44682#L262-1 init_#res#1 := init_~tmp~0#1; 44683#L463 main_#t~ret40#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret40#1;havoc main_#t~ret40#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; 44705#L24 assume !(0 == assume_abort_if_not_~cond#1); 44662#L23 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~nomsg~0;~p7_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 44663#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 44828#L87 assume !(0 != ~mode1~0 % 256); 44827#L101 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 44826#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 44825#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 44824#L113 assume !(0 != ~mode2~0 % 256); 44823#L126 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 44822#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 44821#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 44820#L138 assume !(0 != ~mode3~0 % 256); 44819#L151 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 44818#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 44817#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 44816#L163 assume !(0 != ~mode4~0 % 256); 44815#L176 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 44814#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 44813#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 44812#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 44810#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 44807#L191-1 ~mode5~0 := 0; 44804#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 44801#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 44802#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 45103#L216-1 ~mode6~0 := 0; 45101#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 45097#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 45087#L241 [2022-10-17 11:06:13,871 INFO L750 eck$LassoCheckResult]: Loop: 45087#L241 assume !(node7_~m7~0#1 != ~nomsg~0); 45081#L241-1 ~mode7~0 := 0; 45077#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 45073#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 45067#L472 assume !(~r1~0 % 256 >= 7); 45068#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 45064#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 45060#L471-1 check_#res#1 := check_~tmp~1#1; 45056#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 45052#L582 assume !(0 == assert_~arg#1 % 256); 45048#L577 assume { :end_inline_assert } true; 45044#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 45041#L87 assume 0 != ~mode1~0 % 256;~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p7_old~0;~p7_old~0 := ~nomsg~0; 45039#L91 assume !(node1_~m1~0#1 != ~nomsg~0); 45017#L91-1 ~mode1~0 := 0; 45013#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 45006#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 45002#L116 assume !(node2_~m2~0#1 != ~nomsg~0); 44993#L116-1 ~mode2~0 := 0; 44991#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 44989#L138 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 44975#L141 assume !(node3_~m3~0#1 != ~nomsg~0); 44968#L141-1 ~mode3~0 := 0; 44965#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 44962#L163 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 44954#L166 assume !(node4_~m4~0#1 != ~nomsg~0); 44949#L166-1 ~mode4~0 := 0; 44946#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 44943#L188 assume !(0 != ~mode5~0 % 256); 44940#L201 assume !(~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0);node5_#t~ite8#1 := ~p5_new~0; 44937#L201-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 44934#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 44931#L213 assume !(0 != ~mode6~0 % 256); 44925#L226 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 44922#L226-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 44923#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 44914#L238 assume !(0 != ~mode7~0 % 256); 44915#L251 assume ~send7~0 != ~nomsg~0 && ~p7_new~0 == ~nomsg~0;node7_#t~ite10#1 := ~send7~0; 44904#L251-2 ~p7_new~0 := (if node7_#t~ite10#1 % 256 <= 127 then node7_#t~ite10#1 % 256 else node7_#t~ite10#1 % 256 - 256);havoc node7_#t~ite10#1;~mode7~0 := 1; 44905#L238-2 assume { :end_inline_node7 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;~p7_old~0 := ~p7_new~0;~p7_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 45226#L471 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0 <= 1; 45221#L472 assume !(~r1~0 % 256 >= 7); 45216#L475 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 + ~st7~0; 45209#L476 assume ~r1~0 % 256 < 7;check_~tmp~1#1 := 1; 45204#L471-1 check_#res#1 := check_~tmp~1#1; 45193#L491 main_#t~ret41#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret41#1;havoc main_#t~ret41#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; 45191#L582 assume !(0 == assert_~arg#1 % 256); 45189#L577 assume { :end_inline_assert } true; 45187#L547-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 45185#L87 assume !(0 != ~mode1~0 % 256); 45182#L101 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 45179#L101-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 45176#L87-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 45173#L113 assume !(0 != ~mode2~0 % 256); 45170#L126 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 45167#L126-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 45164#L113-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 45161#L138 assume !(0 != ~mode3~0 % 256); 45158#L151 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 45155#L151-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 45152#L138-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 45149#L163 assume !(0 != ~mode4~0 % 256); 45144#L176 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 45141#L176-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 45138#L163-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 45136#L188 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 45130#L191 assume !(node5_~m5~0#1 != ~nomsg~0); 45126#L191-1 ~mode5~0 := 0; 45123#L188-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 45120#L213 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 45105#L216 assume !(node6_~m6~0#1 != ~nomsg~0); 45102#L216-1 ~mode6~0 := 0; 45100#L213-2 assume { :end_inline_node6 } true;assume { :begin_inline_node7 } true;havoc node7_#t~ite10#1, node7_~m7~0#1;havoc node7_~m7~0#1;node7_~m7~0#1 := ~nomsg~0; 45099#L238 assume 0 != ~mode7~0 % 256;node7_~m7~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 45087#L241 [2022-10-17 11:06:13,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:13,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1801715877, now seen corresponding path program 2 times [2022-10-17 11:06:13,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:13,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932533700] [2022-10-17 11:06:13,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:13,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:06:13,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:06:13,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:06:13,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932533700] [2022-10-17 11:06:13,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932533700] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:06:13,941 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:06:13,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:06:13,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229150511] [2022-10-17 11:06:13,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:06:13,942 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 11:06:13,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:06:13,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1595709257, now seen corresponding path program 1 times [2022-10-17 11:06:13,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:06:13,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375829625] [2022-10-17 11:06:13,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:06:13,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:06:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:13,965 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:06:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:06:14,028 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:06:17,988 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 11:06:17,988 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 11:06:17,988 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 11:06:17,989 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 11:06:17,989 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 11:06:17,989 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:06:17,989 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 11:06:17,989 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 11:06:17,989 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c_Iteration22_Loop [2022-10-17 11:06:17,989 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 11:06:17,990 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 11:06:17,995 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,747 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,752 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,753 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,761 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,763 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,766 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,775 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,777 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,779 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,783 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,799 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,803 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,806 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,807 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,812 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:18,814 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:06:20,209 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2022-10-17 11:06:22,651 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 38880 conjuctions. This might take some time...