./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label22.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_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/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_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/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_335014e0-54d6-45d6-8a14-d416a96beee8/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 4d8ab50842d069074a372df0f6486f85fb04e0716bd5a388e751a6626a969998 --- 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 10:30:50,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:30:50,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:30:50,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:30:50,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:30:50,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:30:50,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:30:50,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:30:50,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:30:50,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:30:50,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:30:50,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:30:50,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:30:50,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:30:50,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:30:50,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:30:50,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:30:50,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:30:50,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:30:50,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:30:50,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:30:50,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:30:50,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:30:50,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:30:50,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:30:50,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:30:50,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:30:50,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:30:50,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:30:50,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:30:50,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:30:50,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:30:50,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:30:50,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:30:50,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:30:50,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:30:50,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:30:50,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:30:50,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:30:50,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:30:50,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:30:50,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:30:50,384 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:30:50,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:30:50,384 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:30:50,385 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:30:50,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:30:50,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:30:50,387 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:30:50,387 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:30:50,388 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:30:50,388 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:30:50,388 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:30:50,388 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:30:50,389 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:30:50,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:30:50,389 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:30:50,390 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:30:50,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:30:50,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:30:50,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:30:50,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:30:50,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:30:50,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:30:50,392 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:30:50,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:30:50,392 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:30:50,392 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:30:50,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:30:50,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:30:50,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:30:50,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:30:50,394 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:30:50,395 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:30:50,395 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_335014e0-54d6-45d6-8a14-d416a96beee8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d8ab50842d069074a372df0f6486f85fb04e0716bd5a388e751a6626a969998 [2022-10-17 10:30:50,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:30:50,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:30:50,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:30:50,709 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:30:50,710 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:30:50,711 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/eca-rers2012/Problem01_label22.c [2022-10-17 10:30:50,802 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/data/7ee048544/722d258672bf49148be6d29903a32a08/FLAGe27653f03 [2022-10-17 10:30:51,495 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:30:51,496 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/sv-benchmarks/c/eca-rers2012/Problem01_label22.c [2022-10-17 10:30:51,512 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/data/7ee048544/722d258672bf49148be6d29903a32a08/FLAGe27653f03 [2022-10-17 10:30:51,650 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/data/7ee048544/722d258672bf49148be6d29903a32a08 [2022-10-17 10:30:51,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:30:51,654 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:30:51,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:30:51,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:30:51,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:30:51,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:30:51" (1/1) ... [2022-10-17 10:30:51,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c3d057c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:51, skipping insertion in model container [2022-10-17 10:30:51,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:30:51" (1/1) ... [2022-10-17 10:30:51,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:30:51,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:30:52,262 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_335014e0-54d6-45d6-8a14-d416a96beee8/sv-benchmarks/c/eca-rers2012/Problem01_label22.c[21338,21351] [2022-10-17 10:30:52,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:30:52,287 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:30:52,401 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_335014e0-54d6-45d6-8a14-d416a96beee8/sv-benchmarks/c/eca-rers2012/Problem01_label22.c[21338,21351] [2022-10-17 10:30:52,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:30:52,424 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:30:52,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52 WrapperNode [2022-10-17 10:30:52,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:30:52,427 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:30:52,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:30:52,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:30:52,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52" (1/1) ... [2022-10-17 10:30:52,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52" (1/1) ... [2022-10-17 10:30:52,514 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 655 [2022-10-17 10:30:52,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:30:52,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:30:52,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:30:52,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:30:52,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52" (1/1) ... [2022-10-17 10:30:52,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52" (1/1) ... [2022-10-17 10:30:52,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52" (1/1) ... [2022-10-17 10:30:52,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52" (1/1) ... [2022-10-17 10:30:52,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52" (1/1) ... [2022-10-17 10:30:52,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52" (1/1) ... [2022-10-17 10:30:52,630 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52" (1/1) ... [2022-10-17 10:30:52,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52" (1/1) ... [2022-10-17 10:30:52,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:30:52,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:30:52,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:30:52,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:30:52,657 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52" (1/1) ... [2022-10-17 10:30:52,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:52,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:52,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:52,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:30:52,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:30:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:30:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:30:52,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:30:52,871 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:30:52,873 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:30:54,120 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:30:54,132 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:30:54,133 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:30:54,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:30:54 BoogieIcfgContainer [2022-10-17 10:30:54,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:30:54,137 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:30:54,137 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:30:54,142 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:30:54,143 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:30:54,143 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:30:51" (1/3) ... [2022-10-17 10:30:54,145 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51ff7cb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:30:54, skipping insertion in model container [2022-10-17 10:30:54,145 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:30:54,145 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:30:52" (2/3) ... [2022-10-17 10:30:54,145 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51ff7cb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:30:54, skipping insertion in model container [2022-10-17 10:30:54,146 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:30:54,146 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:30:54" (3/3) ... [2022-10-17 10:30:54,147 INFO L332 chiAutomizerObserver]: Analyzing ICFG Problem01_label22.c [2022-10-17 10:30:54,214 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:30:54,214 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:30:54,214 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:30:54,214 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:30:54,214 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:30:54,214 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:30:54,215 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:30:54,215 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:30:54,228 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 197 states, 196 states have (on average 1.663265306122449) internal successors, (326), 196 states have internal predecessors, (326), 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 10:30:54,287 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 192 [2022-10-17 10:30:54,287 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:30:54,287 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:30:54,301 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-10-17 10:30:54,301 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:30:54,302 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:30:54,303 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 197 states, 196 states have (on average 1.663265306122449) internal successors, (326), 196 states have internal predecessors, (326), 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 10:30:54,312 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 192 [2022-10-17 10:30:54,316 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:30:54,316 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:30:54,317 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-10-17 10:30:54,317 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:30:54,325 INFO L748 eck$LassoCheckResult]: Stem: 192#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(20, 2);call #Ultimate.allocInit(12, 3);~a~0 := 1;~d~0 := 4;~e~0 := 5;~f~0 := 6;~c~0 := 3;~b~0 := 2;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a17~0 := 1;~a7~0 := 0;~a20~0 := 1;~a8~0 := 15;~a12~0 := 8;~a16~0 := 5;~a21~0 := 1; 125#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~ret7#1, main_~input~0#1, main_~output~0#1;main_~output~0#1 := -1; 129#L593-2true [2022-10-17 10:30:54,326 INFO L750 eck$LassoCheckResult]: Loop: 129#L593-2true assume !false;havoc main_~input~0#1;main_~input~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 187#L598true assume !(((((1 != main_~input~0#1 && 2 != main_~input~0#1) && 3 != main_~input~0#1) && 4 != main_~input~0#1) && 5 != main_~input~0#1) && 6 != main_~input~0#1);assume { :begin_inline_calculate_output } true;calculate_output_#in~input#1 := main_~input~0#1;havoc calculate_output_#res#1;havoc calculate_output_~input#1;calculate_output_~input#1 := calculate_output_#in~input#1; 16#L41true assume (15 == ~a8~0 && (((1 == ~a21~0 && (5 == ~a16~0 || 6 == ~a16~0) && 1 == calculate_output_~input#1) && 1 == ~a20~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && 8 == ~a12~0;~a16~0 := 5;~a20~0 := 0;calculate_output_#res#1 := 24; 140#L584true main_#t~ret7#1 := calculate_output_#res#1;assume { :end_inline_calculate_output } true;main_~output~0#1 := main_#t~ret7#1;havoc main_#t~ret7#1; 129#L593-2true [2022-10-17 10:30:54,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:30:54,337 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-10-17 10:30:54,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:30:54,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231169987] [2022-10-17 10:30:54,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:30:54,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:30:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:30:54,470 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:30:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:30:54,536 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:30:54,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:30:54,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1268024, now seen corresponding path program 1 times [2022-10-17 10:30:54,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:30:54,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062718756] [2022-10-17 10:30:54,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:30:54,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:30:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:30:54,584 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:30:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:30:54,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:30:54,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:30:54,620 INFO L85 PathProgramCache]: Analyzing trace with hash 889695226, now seen corresponding path program 1 times [2022-10-17 10:30:54,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:30:54,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050949033] [2022-10-17 10:30:54,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:30:54,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:30:54,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:30:54,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:30:54,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:30:54,710 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:30:55,027 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:30:55,029 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:30:55,030 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:30:55,030 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:30:55,031 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:30:55,031 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:55,031 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:30:55,031 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:30:55,032 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label22.c_Iteration1_Loop [2022-10-17 10:30:55,032 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:30:55,032 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:30:55,058 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 10:30:55,070 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 10:30:55,080 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 10:30:55,087 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 10:30:55,108 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 10:30:55,113 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 10:30:55,125 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 10:30:55,129 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 10:30:55,146 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 10:30:55,169 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 10:30:55,410 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:30:55,411 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:30:55,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:55,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:55,435 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:55,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-10-17 10:30:55,441 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:30:55,442 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:55,482 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:30:55,482 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret7#1=0} Honda state: {ULTIMATE.start_main_#t~ret7#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:30:55,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-10-17 10:30:55,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:55,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:55,526 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:55,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 10:30:55,528 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:30:55,529 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:55,538 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:30:55,538 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a12~0=8} Honda state: {~a12~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:30:55,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:55,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:55,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:55,570 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:55,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:30:55,572 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:30:55,572 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:55,599 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:30:55,599 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=1} Honda state: {~a17~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:30:55,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:55,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:55,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:55,622 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:55,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:30:55,624 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:30:55,633 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:55,648 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:30:55,648 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a16~0=5} Honda state: {~a16~0=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:30:55,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-10-17 10:30:55,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:55,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:55,677 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:55,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:30:55,681 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:30:55,681 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:55,696 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:30:55,696 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a7~0=4} Honda state: {~a7~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:30:55,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-10-17 10:30:55,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:55,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:55,726 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:55,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:30:55,730 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:30:55,730 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:55,763 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:30:55,763 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~input~0#1=1, ULTIMATE.start_calculate_output_~input#1=1, ULTIMATE.start_calculate_output_#in~input#1=1, ULTIMATE.start_main_#t~nondet6#1=1} Honda state: {ULTIMATE.start_main_~input~0#1=1, ULTIMATE.start_calculate_output_~input#1=1, ULTIMATE.start_calculate_output_#in~input#1=1, ULTIMATE.start_main_#t~nondet6#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:30:55,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-10-17 10:30:55,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:55,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:55,808 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:55,834 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:30:55,834 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:55,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 10:30:55,862 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:30:55,862 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:30:55,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-10-17 10:30:55,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:55,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:55,896 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:55,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 10:30:55,898 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:30:55,898 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:55,917 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:30:55,917 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res#1=24, ULTIMATE.start_main_~output~0#1=24} Honda state: {ULTIMATE.start_calculate_output_#res#1=24, ULTIMATE.start_main_~output~0#1=24} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:30:55,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-10-17 10:30:55,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:55,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:55,943 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:55,956 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:30:55,956 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:55,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 10:30:55,982 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:30:55,982 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a8~0=15} Honda state: {~a8~0=15} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:30:56,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-10-17 10:30:56,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:56,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:56,026 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:56,035 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:30:56,035 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:56,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 10:30:56,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:56,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:56,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:56,106 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:56,109 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:30:56,109 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:56,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:30:56,135 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:30:56,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:56,182 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:30:56,182 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:30:56,183 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:30:56,183 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:30:56,183 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:30:56,183 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:56,183 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:30:56,183 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:30:56,183 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label22.c_Iteration1_Loop [2022-10-17 10:30:56,184 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:30:56,184 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:30:56,186 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 10:30:56,191 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 10:30:56,194 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 10:30:56,199 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 10:30:56,208 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 10:30:56,212 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 10:30:56,221 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 10:30:56,224 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 10:30:56,235 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 10:30:56,239 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 10:30:56,428 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:30:56,433 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:30:56,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:56,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:56,436 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:56,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:30:56,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:56,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:56,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:56,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:56,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:30:56,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:56,453 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:56,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:56,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:56,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:56,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:56,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:56,516 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:56,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:30:56,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:56,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:56,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:56,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:56,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:56,540 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:56,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:56,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:30:56,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:56,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:56,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:56,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:56,590 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:56,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 10:30:56,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:30:56,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:56,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:56,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:56,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:56,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:56,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:56,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:56,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:56,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:56,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:56,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:56,674 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:56,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 10:30:56,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:30:56,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:56,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:56,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:56,684 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:30:56,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:56,691 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:30:56,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:56,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:56,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:56,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:56,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:56,763 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:56,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:30:56,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:56,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:56,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:56,781 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:30:56,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:56,783 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:30:56,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:56,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 10:30:56,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:56,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-10-17 10:30:56,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:56,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:56,821 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:56,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:30:56,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:30:56,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:56,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:56,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:56,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:56,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:56,835 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:56,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:56,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:56,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:56,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:56,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:56,890 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:56,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:30:56,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:30:56,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:56,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:56,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:56,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:56,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:56,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:56,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:56,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:56,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:56,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:56,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:56,965 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:56,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:30:56,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:56,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:56,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:56,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:56,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:56,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:56,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:56,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:30:57,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:57,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:57,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:57,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:57,035 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:57,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:30:57,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:30:57,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:57,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:57,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:57,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:57,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:57,049 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:57,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:57,081 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:57,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:57,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:57,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:57,107 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:57,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 10:30:57,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:30:57,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:57,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:57,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:57,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:57,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:57,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:57,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:57,133 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:30:57,137 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-10-17 10:30:57,137 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-10-17 10:30:57,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:57,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:57,142 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:57,144 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:30:57,144 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:30:57,145 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:30:57,145 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~a20~0) = 1*~a20~0 Supporting invariants [] [2022-10-17 10:30:57,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 10:30:57,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:57,171 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:30:57,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:30:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:30:57,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:30:57,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:30:57,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:30:57,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:30:57,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:30:57,357 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 10:30:57,412 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-10-17 10:30:57,417 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 197 states, 196 states have (on average 1.663265306122449) internal successors, (326), 196 states have internal predecessors, (326), 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 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:30:58,314 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 197 states, 196 states have (on average 1.663265306122449) internal successors, (326), 196 states have internal predecessors, (326), 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 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 786 states and 1203 transitions. Complement of second has 6 states. [2022-10-17 10:30:58,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:30:58,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:30:58,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 624 transitions. [2022-10-17 10:30:58,332 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 624 transitions. Stem has 2 letters. Loop has 4 letters. [2022-10-17 10:30:58,333 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:30:58,333 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 624 transitions. Stem has 6 letters. Loop has 4 letters. [2022-10-17 10:30:58,334 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:30:58,334 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 624 transitions. Stem has 2 letters. Loop has 8 letters. [2022-10-17 10:30:58,334 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:30:58,335 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 786 states and 1203 transitions. [2022-10-17 10:30:58,357 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 323 [2022-10-17 10:30:58,383 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 786 states to 460 states and 680 transitions. [2022-10-17 10:30:58,390 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 326 [2022-10-17 10:30:58,392 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 328 [2022-10-17 10:30:58,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 460 states and 680 transitions. [2022-10-17 10:30:58,392 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:30:58,392 INFO L218 hiAutomatonCegarLoop]: Abstraction has 460 states and 680 transitions. [2022-10-17 10:30:58,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states and 680 transitions. [2022-10-17 10:30:58,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 458. [2022-10-17 10:30:58,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 458 states have (on average 1.480349344978166) internal successors, (678), 457 states have internal predecessors, (678), 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 10:30:58,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 678 transitions. [2022-10-17 10:30:58,459 INFO L240 hiAutomatonCegarLoop]: Abstraction has 458 states and 678 transitions. [2022-10-17 10:30:58,460 INFO L428 stractBuchiCegarLoop]: Abstraction has 458 states and 678 transitions. [2022-10-17 10:30:58,460 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:30:58,460 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 458 states and 678 transitions. [2022-10-17 10:30:58,466 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 323 [2022-10-17 10:30:58,467 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:30:58,467 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:30:58,467 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 10:30:58,468 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:30:58,468 INFO L748 eck$LassoCheckResult]: Stem: 1407#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(20, 2);call #Ultimate.allocInit(12, 3);~a~0 := 1;~d~0 := 4;~e~0 := 5;~f~0 := 6;~c~0 := 3;~b~0 := 2;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a17~0 := 1;~a7~0 := 0;~a20~0 := 1;~a8~0 := 15;~a12~0 := 8;~a16~0 := 5;~a21~0 := 1; 1325#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~ret7#1, main_~input~0#1, main_~output~0#1;main_~output~0#1 := -1; 1326#L593-2 assume !false;havoc main_~input~0#1;main_~input~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 1334#L598 [2022-10-17 10:30:58,468 INFO L750 eck$LassoCheckResult]: Loop: 1334#L598 assume !(((((1 != main_~input~0#1 && 2 != main_~input~0#1) && 3 != main_~input~0#1) && 4 != main_~input~0#1) && 5 != main_~input~0#1) && 6 != main_~input~0#1);assume { :begin_inline_calculate_output } true;calculate_output_#in~input#1 := main_~input~0#1;havoc calculate_output_#res#1;havoc calculate_output_~input#1;calculate_output_~input#1 := calculate_output_#in~input#1; 1072#L41 assume !((15 == ~a8~0 && (((1 == ~a21~0 && (5 == ~a16~0 || 6 == ~a16~0) && 1 == calculate_output_~input#1) && 1 == ~a20~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && 8 == ~a12~0); 1073#L45 assume !((((((5 == calculate_output_~input#1 && (((6 == ~a16~0 && 1 == ~a17~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) || (!(1 == ~a17~0) && 5 == ~a16~0))) && 1 == ~a20~0) && 8 == ~a12~0) && 1 == ~a7~0) && !(1 == ~a21~0)) && 13 == ~a8~0); 1099#L53 assume !((!(1 == ~a7~0) && ((6 == ~a16~0 && 1 == ~a21~0 && 1 == ~a17~0 && 3 == calculate_output_~input#1) && !(1 == ~a20~0)) && 15 == ~a8~0) && 8 == ~a12~0); 1100#L59 assume 1 == ~a17~0 && (!(1 == ~a7~0) && (1 == ~a21~0 && ((5 == ~a16~0 || 6 == ~a16~0) && 6 == calculate_output_~input#1) && 1 == ~a20~0) && 15 == ~a8~0) && 8 == ~a12~0;~a8~0 := 13;~a7~0 := 1;~a16~0 := 4;calculate_output_#res#1 := -1; 1038#L584 main_#t~ret7#1 := calculate_output_#res#1;assume { :end_inline_calculate_output } true;main_~output~0#1 := main_#t~ret7#1;havoc main_#t~ret7#1; 1333#L593-2 assume !false;havoc main_~input~0#1;main_~input~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 1334#L598 [2022-10-17 10:30:58,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:30:58,469 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-10-17 10:30:58,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:30:58,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183030460] [2022-10-17 10:30:58,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:30:58,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:30:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:30:58,481 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:30:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:30:58,493 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:30:58,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:30:58,494 INFO L85 PathProgramCache]: Analyzing trace with hash -610794083, now seen corresponding path program 1 times [2022-10-17 10:30:58,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:30:58,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964546400] [2022-10-17 10:30:58,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:30:58,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:30:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:30:58,507 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:30:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:30:58,520 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:30:58,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:30:58,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1479452906, now seen corresponding path program 1 times [2022-10-17 10:30:58,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:30:58,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654868379] [2022-10-17 10:30:58,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:30:58,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:30:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:30:58,540 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:30:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:30:58,576 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:30:58,818 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:30:58,818 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:30:58,818 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:30:58,819 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:30:58,819 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:30:58,819 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:58,819 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:30:58,819 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:30:58,819 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label22.c_Iteration2_Loop [2022-10-17 10:30:58,819 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:30:58,820 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:30:58,822 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 10:30:58,828 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 10:30:58,831 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 10:30:58,841 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 10:30:58,844 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 10:30:58,854 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 10:30:58,857 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 10:30:58,860 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 10:30:58,864 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 10:30:58,869 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 10:30:59,039 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:30:59,039 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:30:59,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:59,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:59,040 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:59,050 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:30:59,051 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:59,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:30:59,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:59,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:59,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:59,113 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:59,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:30:59,114 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:30:59,115 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:30:59,162 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:30:59,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:59,168 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:30:59,168 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:30:59,168 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:30:59,168 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:30:59,168 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:30:59,168 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:59,168 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:30:59,168 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:30:59,168 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label22.c_Iteration2_Loop [2022-10-17 10:30:59,169 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:30:59,169 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:30:59,170 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 10:30:59,184 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 10:30:59,187 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 10:30:59,199 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 10:30:59,202 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 10:30:59,205 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 10:30:59,207 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 10:30:59,210 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 10:30:59,214 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 10:30:59,223 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 10:30:59,364 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:30:59,365 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:30:59,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:59,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:59,382 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:59,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:30:59,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:30:59,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:59,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:59,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:59,392 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:30:59,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:59,394 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:30:59,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:59,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:59,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:59,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:59,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:59,443 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:59,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:30:59,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:59,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:59,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:59,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:59,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:59,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:59,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:59,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:30:59,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:59,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-10-17 10:30:59,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:59,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:59,500 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:59,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:30:59,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:30:59,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:59,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:59,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:59,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:59,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:59,510 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:59,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:59,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:59,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-10-17 10:30:59,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:59,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:59,537 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:59,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:30:59,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:30:59,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:59,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:59,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:59,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:59,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:59,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:59,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:59,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:59,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:59,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:59,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:59,569 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:59,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:30:59,573 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 10:30:59,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:59,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:59,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:59,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:59,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:59,581 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:59,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:59,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:59,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:59,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:59,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:59,607 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:59,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:30:59,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:30:59,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:59,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:59,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:59,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:59,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:59,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:59,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:59,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:59,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-10-17 10:30:59,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:59,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:59,639 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:59,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:30:59,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:30:59,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:59,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:59,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:59,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:59,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:59,650 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:59,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:59,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:30:59,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-10-17 10:30:59,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:59,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:59,712 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:59,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:30:59,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:30:59,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:30:59,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:30:59,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:30:59,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:30:59,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:30:59,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:30:59,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:30:59,748 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:30:59,751 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-10-17 10:30:59,751 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-10-17 10:30:59,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:30:59,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:30:59,752 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:30:59,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:30:59,753 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:30:59,753 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:30:59,753 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:30:59,753 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~a8~0) = 1*~a8~0 Supporting invariants [] [2022-10-17 10:30:59,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 10:30:59,774 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:30:59,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:30:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:30:59,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:30:59,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:30:59,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:30:59,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:30:59,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:30:59,872 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 10:30:59,873 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-10-17 10:30:59,873 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 458 states and 678 transitions. cyclomatic complexity: 223 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 10:31:00,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:00,583 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 458 states and 678 transitions. cyclomatic complexity: 223. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1569 states and 2218 transitions. Complement of second has 6 states. [2022-10-17 10:31:00,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:31:00,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 10:31:00,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 629 transitions. [2022-10-17 10:31:00,586 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 629 transitions. Stem has 3 letters. Loop has 7 letters. [2022-10-17 10:31:00,587 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:31:00,587 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 629 transitions. Stem has 10 letters. Loop has 7 letters. [2022-10-17 10:31:00,588 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:31:00,588 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 629 transitions. Stem has 3 letters. Loop has 14 letters. [2022-10-17 10:31:00,591 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:31:00,592 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1569 states and 2218 transitions. [2022-10-17 10:31:00,612 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 585 [2022-10-17 10:31:00,628 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1569 states to 1255 states and 1716 transitions. [2022-10-17 10:31:00,629 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 590 [2022-10-17 10:31:00,631 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 593 [2022-10-17 10:31:00,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1255 states and 1716 transitions. [2022-10-17 10:31:00,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:31:00,641 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1255 states and 1716 transitions. [2022-10-17 10:31:00,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states and 1716 transitions. [2022-10-17 10:31:00,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1252. [2022-10-17 10:31:00,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1252 states, 1252 states have (on average 1.3682108626198084) internal successors, (1713), 1251 states have internal predecessors, (1713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:31:00,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1252 states and 1713 transitions. [2022-10-17 10:31:00,711 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1252 states and 1713 transitions. [2022-10-17 10:31:00,712 INFO L428 stractBuchiCegarLoop]: Abstraction has 1252 states and 1713 transitions. [2022-10-17 10:31:00,712 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-10-17 10:31:00,712 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1252 states and 1713 transitions. [2022-10-17 10:31:00,721 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 585 [2022-10-17 10:31:00,721 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:31:00,721 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:31:00,722 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-10-17 10:31:00,722 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:31:00,722 INFO L748 eck$LassoCheckResult]: Stem: 3539#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(20, 2);call #Ultimate.allocInit(12, 3);~a~0 := 1;~d~0 := 4;~e~0 := 5;~f~0 := 6;~c~0 := 3;~b~0 := 2;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a17~0 := 1;~a7~0 := 0;~a20~0 := 1;~a8~0 := 15;~a12~0 := 8;~a16~0 := 5;~a21~0 := 1; 3430#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~ret7#1, main_~input~0#1, main_~output~0#1;main_~output~0#1 := -1; 3431#L593-2 assume !false;havoc main_~input~0#1;main_~input~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 3978#L598 assume !(((((1 != main_~input~0#1 && 2 != main_~input~0#1) && 3 != main_~input~0#1) && 4 != main_~input~0#1) && 5 != main_~input~0#1) && 6 != main_~input~0#1);assume { :begin_inline_calculate_output } true;calculate_output_#in~input#1 := main_~input~0#1;havoc calculate_output_#res#1;havoc calculate_output_~input#1;calculate_output_~input#1 := calculate_output_#in~input#1; 3149#L41 [2022-10-17 10:31:00,723 INFO L750 eck$LassoCheckResult]: Loop: 3149#L41 assume !((15 == ~a8~0 && (((1 == ~a21~0 && (5 == ~a16~0 || 6 == ~a16~0) && 1 == calculate_output_~input#1) && 1 == ~a20~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && 8 == ~a12~0); 3150#L45 assume !((((((5 == calculate_output_~input#1 && (((6 == ~a16~0 && 1 == ~a17~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) || (!(1 == ~a17~0) && 5 == ~a16~0))) && 1 == ~a20~0) && 8 == ~a12~0) && 1 == ~a7~0) && !(1 == ~a21~0)) && 13 == ~a8~0); 3179#L53 assume !((!(1 == ~a7~0) && ((6 == ~a16~0 && 1 == ~a21~0 && 1 == ~a17~0 && 3 == calculate_output_~input#1) && !(1 == ~a20~0)) && 15 == ~a8~0) && 8 == ~a12~0); 3180#L59 assume !(1 == ~a17~0 && (!(1 == ~a7~0) && (1 == ~a21~0 && ((5 == ~a16~0 || 6 == ~a16~0) && 6 == calculate_output_~input#1) && 1 == ~a20~0) && 15 == ~a8~0) && 8 == ~a12~0); 3318#L64 assume !((3 == calculate_output_~input#1 && (((6 == ~a16~0 && (!(1 == ~a20~0) && !(1 == ~a7~0) && !(1 == ~a17~0)) && 15 == ~a8~0) && 1 == ~a21~0) || (((13 == ~a8~0 && 1 == ~a20~0 && 1 == ~a17~0 && 1 == ~a7~0) && 4 == ~a16~0) && !(1 == ~a21~0)))) && 8 == ~a12~0); 3248#L72 assume (1 == ~a17~0 && (1 == ~a21~0 && (!(1 == ~a7~0) && 4 == calculate_output_~input#1 && 15 == ~a8~0) && !(1 == ~a20~0)) && 8 == ~a12~0) && 6 == ~a16~0;~a17~0 := 0;calculate_output_#res#1 := 26; 3242#L584 main_#t~ret7#1 := calculate_output_#res#1;assume { :end_inline_calculate_output } true;main_~output~0#1 := main_#t~ret7#1;havoc main_#t~ret7#1; 3455#L593-2 assume !false;havoc main_~input~0#1;main_~input~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 3532#L598 assume !(((((1 != main_~input~0#1 && 2 != main_~input~0#1) && 3 != main_~input~0#1) && 4 != main_~input~0#1) && 5 != main_~input~0#1) && 6 != main_~input~0#1);assume { :begin_inline_calculate_output } true;calculate_output_#in~input#1 := main_~input~0#1;havoc calculate_output_#res#1;havoc calculate_output_~input#1;calculate_output_~input#1 := calculate_output_#in~input#1; 3149#L41 [2022-10-17 10:31:00,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:00,723 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2022-10-17 10:31:00,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:31:00,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893595888] [2022-10-17 10:31:00,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:31:00,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:31:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:00,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:31:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:00,748 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:31:00,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:00,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1383516540, now seen corresponding path program 1 times [2022-10-17 10:31:00,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:31:00,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622832648] [2022-10-17 10:31:00,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:31:00,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:31:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:00,761 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:31:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:00,777 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:31:00,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:00,778 INFO L85 PathProgramCache]: Analyzing trace with hash -103207691, now seen corresponding path program 1 times [2022-10-17 10:31:00,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:31:00,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051878252] [2022-10-17 10:31:00,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:31:00,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:31:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:31:00,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:31:00,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:31:00,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051878252] [2022-10-17 10:31:00,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051878252] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:31:00,898 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:31:00,898 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:31:00,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530298476] [2022-10-17 10:31:00,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:31:01,106 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:31:01,106 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:31:01,106 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:31:01,106 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:31:01,107 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:31:01,107 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:01,107 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:31:01,107 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:31:01,107 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label22.c_Iteration3_Loop [2022-10-17 10:31:01,107 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:31:01,107 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:31:01,109 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 10:31:01,112 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 10:31:01,134 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 10:31:01,143 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 10:31:01,145 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 10:31:01,149 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 10:31:01,154 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 10:31:01,157 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 10:31:01,160 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 10:31:01,163 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 10:31:01,166 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 10:31:01,410 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:31:01,412 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:31:01,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:01,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:01,414 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:01,417 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:31:01,417 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:31:01,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:31:01,446 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:31:01,446 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a12~0=8} Honda state: {~a12~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:31:01,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:01,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:01,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:01,487 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:01,496 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:31:01,496 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:31:01,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 10:31:01,522 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:31:01,523 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~input~0#1=4, ULTIMATE.start_calculate_output_~input#1=4, ULTIMATE.start_calculate_output_#in~input#1=4, ULTIMATE.start_main_#t~nondet6#1=4} Honda state: {ULTIMATE.start_main_~input~0#1=4, ULTIMATE.start_calculate_output_~input#1=4, ULTIMATE.start_calculate_output_#in~input#1=4, ULTIMATE.start_main_#t~nondet6#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:31:01,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:01,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:01,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:01,550 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:01,560 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:31:01,560 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:31:01,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 10:31:01,569 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:31:01,569 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a8~0=15} Honda state: {~a8~0=15} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:31:01,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:01,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:01,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:01,593 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:01,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 10:31:01,596 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:31:01,596 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:31:01,606 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:31:01,606 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret7#1=0} Honda state: {ULTIMATE.start_main_#t~ret7#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:31:01,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:01,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:01,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:01,628 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:01,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 10:31:01,630 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:31:01,630 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:31:01,639 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:31:01,639 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:31:01,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:01,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:01,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:01,663 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:01,665 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:31:01,665 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:31:01,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 10:31:01,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:01,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:01,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:01,700 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:01,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 10:31:01,701 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:31:01,701 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:31:01,711 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:31:01,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:01,733 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:31:01,734 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:31:01,734 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:31:01,734 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:31:01,734 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:31:01,734 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:01,734 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:31:01,734 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:31:01,734 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label22.c_Iteration3_Loop [2022-10-17 10:31:01,734 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:31:01,734 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:31:01,735 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 10:31:01,745 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 10:31:01,748 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 10:31:01,751 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 10:31:01,767 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 10:31:01,769 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 10:31:01,773 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 10:31:01,776 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 10:31:01,778 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 10:31:01,783 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 10:31:01,786 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 10:31:02,009 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:31:02,010 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:31:02,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:02,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:02,014 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:02,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 10:31:02,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:31:02,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:31:02,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:31:02,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:31:02,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:31:02,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:31:02,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:31:02,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:31:02,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:31:02,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-10-17 10:31:02,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:02,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:02,048 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:02,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 10:31:02,050 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 10:31:02,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:31:02,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:31:02,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:31:02,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:31:02,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:31:02,058 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:31:02,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:31:02,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:31:02,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:02,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:02,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:02,082 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:02,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:31:02,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 10:31:02,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:31:02,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:31:02,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:31:02,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:31:02,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:31:02,092 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:31:02,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:31:02,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:31:02,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:02,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:02,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:02,117 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:02,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 10:31:02,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:31:02,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:31:02,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:31:02,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:31:02,130 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2022-10-17 10:31:02,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:31:02,139 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:31:02,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:31:02,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:31:02,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:02,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:02,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:02,196 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:02,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:31:02,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:31:02,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:31:02,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:31:02,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:31:02,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:31:02,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:31:02,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:31:02,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 10:31:02,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:31:02,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-10-17 10:31:02,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:02,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:02,235 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:02,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 10:31:02,237 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 10:31:02,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:31:02,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:31:02,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:31:02,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:31:02,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:31:02,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:31:02,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:31:02,248 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:31:02,250 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-10-17 10:31:02,250 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-10-17 10:31:02,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:02,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:02,251 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:02,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 10:31:02,253 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:31:02,253 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:31:02,253 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:31:02,253 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~a17~0) = 1*~a17~0 Supporting invariants [] [2022-10-17 10:31:02,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-10-17 10:31:02,276 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:31:02,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:31:02,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:31:02,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:31:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:31:02,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:31:02,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:31:02,363 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 10:31:02,364 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-10-17 10:31:02,365 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1252 states and 1713 transitions. cyclomatic complexity: 470 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:31:02,952 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1252 states and 1713 transitions. cyclomatic complexity: 470. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 4228 states and 5473 transitions. Complement of second has 6 states. [2022-10-17 10:31:02,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:31:02,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:31:02,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 607 transitions. [2022-10-17 10:31:02,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 607 transitions. Stem has 4 letters. Loop has 9 letters. [2022-10-17 10:31:02,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:31:02,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 607 transitions. Stem has 13 letters. Loop has 9 letters. [2022-10-17 10:31:02,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:31:02,956 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 607 transitions. Stem has 4 letters. Loop has 18 letters. [2022-10-17 10:31:02,956 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:31:02,956 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4228 states and 5473 transitions. [2022-10-17 10:31:02,996 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1109 [2022-10-17 10:31:03,032 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4228 states to 3914 states and 4971 transitions. [2022-10-17 10:31:03,032 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1120 [2022-10-17 10:31:03,034 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1125 [2022-10-17 10:31:03,034 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3914 states and 4971 transitions. [2022-10-17 10:31:03,035 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:31:03,035 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3914 states and 4971 transitions. [2022-10-17 10:31:03,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3914 states and 4971 transitions. [2022-10-17 10:31:03,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3914 to 3907. [2022-10-17 10:31:03,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3907 states, 3907 states have (on average 1.2705400563091886) internal successors, (4964), 3906 states have internal predecessors, (4964), 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 10:31:03,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3907 states to 3907 states and 4964 transitions. [2022-10-17 10:31:03,180 INFO L240 hiAutomatonCegarLoop]: Abstraction has 3907 states and 4964 transitions. [2022-10-17 10:31:03,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:31:03,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:31:03,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:31:03,185 INFO L87 Difference]: Start difference. First operand 3907 states and 4964 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:31:03,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:03,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:31:03,914 INFO L93 Difference]: Finished difference Result 7721 states and 9633 transitions. [2022-10-17 10:31:03,914 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7721 states and 9633 transitions. [2022-10-17 10:31:03,982 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 2096 [2022-10-17 10:31:04,047 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7721 states to 7660 states and 9531 transitions. [2022-10-17 10:31:04,047 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2108 [2022-10-17 10:31:04,051 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2108 [2022-10-17 10:31:04,051 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7660 states and 9531 transitions. [2022-10-17 10:31:04,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:31:04,057 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7660 states and 9531 transitions. [2022-10-17 10:31:04,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7660 states and 9531 transitions. [2022-10-17 10:31:04,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7660 to 7005. [2022-10-17 10:31:04,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7005 states, 7005 states have (on average 1.247822983583155) internal successors, (8741), 7004 states have internal predecessors, (8741), 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 10:31:04,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7005 states to 7005 states and 8741 transitions. [2022-10-17 10:31:04,295 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7005 states and 8741 transitions. [2022-10-17 10:31:04,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:31:04,297 INFO L428 stractBuchiCegarLoop]: Abstraction has 7005 states and 8741 transitions. [2022-10-17 10:31:04,297 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-10-17 10:31:04,297 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7005 states and 8741 transitions. [2022-10-17 10:31:04,335 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1834 [2022-10-17 10:31:04,335 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:31:04,336 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:31:04,337 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:31:04,337 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:31:04,337 INFO L748 eck$LassoCheckResult]: Stem: 20591#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(20, 2);call #Ultimate.allocInit(12, 3);~a~0 := 1;~d~0 := 4;~e~0 := 5;~f~0 := 6;~c~0 := 3;~b~0 := 2;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a17~0 := 1;~a7~0 := 0;~a20~0 := 1;~a8~0 := 15;~a12~0 := 8;~a16~0 := 5;~a21~0 := 1; 20423#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~ret7#1, main_~input~0#1, main_~output~0#1;main_~output~0#1 := -1; 20424#L593-2 assume !false;havoc main_~input~0#1;main_~input~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 24729#L598 assume !(((((1 != main_~input~0#1 && 2 != main_~input~0#1) && 3 != main_~input~0#1) && 4 != main_~input~0#1) && 5 != main_~input~0#1) && 6 != main_~input~0#1);assume { :begin_inline_calculate_output } true;calculate_output_#in~input#1 := main_~input~0#1;havoc calculate_output_#res#1;havoc calculate_output_~input#1;calculate_output_~input#1 := calculate_output_#in~input#1; 24920#L41 assume !((15 == ~a8~0 && (((1 == ~a21~0 && (5 == ~a16~0 || 6 == ~a16~0) && 1 == calculate_output_~input#1) && 1 == ~a20~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && 8 == ~a12~0); 20354#L45 [2022-10-17 10:31:04,339 INFO L750 eck$LassoCheckResult]: Loop: 20354#L45 assume !((((((5 == calculate_output_~input#1 && (((6 == ~a16~0 && 1 == ~a17~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) || (!(1 == ~a17~0) && 5 == ~a16~0))) && 1 == ~a20~0) && 8 == ~a12~0) && 1 == ~a7~0) && !(1 == ~a21~0)) && 13 == ~a8~0); 20394#L53 assume !((!(1 == ~a7~0) && ((6 == ~a16~0 && 1 == ~a21~0 && 1 == ~a17~0 && 3 == calculate_output_~input#1) && !(1 == ~a20~0)) && 15 == ~a8~0) && 8 == ~a12~0); 20395#L59 assume !(1 == ~a17~0 && (!(1 == ~a7~0) && (1 == ~a21~0 && ((5 == ~a16~0 || 6 == ~a16~0) && 6 == calculate_output_~input#1) && 1 == ~a20~0) && 15 == ~a8~0) && 8 == ~a12~0); 20336#L64 assume !((3 == calculate_output_~input#1 && (((6 == ~a16~0 && (!(1 == ~a20~0) && !(1 == ~a7~0) && !(1 == ~a17~0)) && 15 == ~a8~0) && 1 == ~a21~0) || (((13 == ~a8~0 && 1 == ~a20~0 && 1 == ~a17~0 && 1 == ~a7~0) && 4 == ~a16~0) && !(1 == ~a21~0)))) && 8 == ~a12~0); 20338#L72 assume !((1 == ~a17~0 && (1 == ~a21~0 && (!(1 == ~a7~0) && 4 == calculate_output_~input#1 && 15 == ~a8~0) && !(1 == ~a20~0)) && 8 == ~a12~0) && 6 == ~a16~0); 20472#L75 assume !((8 == ~a12~0 && (1 == ~a21~0 && ((5 == calculate_output_~input#1 && !(1 == ~a7~0)) && 15 == ~a8~0) && 5 == ~a16~0) && !(1 == ~a20~0)) && !(1 == ~a17~0)); 20473#L82 assume !(8 == ~a12~0 && 1 == calculate_output_~input#1 && ((1 == ~a21~0 && (15 == ~a8~0 && (!(1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 6 == ~a16~0) || (!(1 == ~a21~0) && 4 == ~a16~0 && 13 == ~a8~0 && (1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0))); 20544#L90 assume !((((!(1 == ~a17~0) && !(1 == ~a7~0) && 1 == ~a21~0 && 15 == ~a8~0 && 4 == calculate_output_~input#1) && !(1 == ~a20~0)) && 8 == ~a12~0) && 4 == ~a16~0); 20595#L94 assume !(((((6 == ~a16~0 && (!(1 == ~a20~0) && !(1 == ~a17~0) && !(1 == ~a7~0)) && 15 == ~a8~0) && 1 == ~a21~0) || ((4 == ~a16~0 && (1 == ~a20~0 && 1 == ~a17~0 && 1 == ~a7~0) && 13 == ~a8~0) && !(1 == ~a21~0))) && 2 == calculate_output_~input#1) && 8 == ~a12~0); 27244#L102 assume !(13 == ~a8~0 && !(1 == ~a21~0) && ((3 == calculate_output_~input#1 && (((1 == ~a20~0 && !(1 == ~a17~0)) && 6 == ~a16~0) || ((!(1 == ~a20~0) && 1 == ~a17~0) && 4 == ~a16~0))) && 8 == ~a12~0) && 1 == ~a7~0); 27243#L107 assume !(((1 == ~a21~0 && 8 == ~a12~0 && 1 == calculate_output_~input#1 && (((!(1 == ~a20~0) && 1 == ~a17~0) && 4 == ~a16~0) || (5 == ~a16~0 && !(1 == ~a17~0) && 1 == ~a20~0) || (6 == ~a16~0 && !(1 == ~a17~0) && 1 == ~a20~0))) && !(1 == ~a7~0)) && 15 == ~a8~0); 27242#L112 assume !((5 == ~a16~0 && (1 == ~a7~0 && (!(1 == ~a21~0) && 8 == ~a12~0 && 3 == calculate_output_~input#1) && 13 == ~a8~0) && 1 == ~a17~0) && 1 == ~a20~0); 27241#L118 assume !(1 == ~a17~0 && (15 == ~a8~0 && (8 == ~a12~0 && (!(1 == ~a7~0) && 5 == calculate_output_~input#1) && 1 == ~a21~0) && !(1 == ~a20~0)) && 5 == ~a16~0); 27240#L124 assume !(!(1 == ~a7~0) && (((1 == ~a21~0 && (15 == ~a8~0 && 5 == calculate_output_~input#1) && !(1 == ~a17~0)) && 8 == ~a12~0) && 1 == ~a20~0) && 4 == ~a16~0); 27239#L129 assume !((!(1 == ~a21~0) && (8 == ~a12~0 && ((6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || ((!(1 == ~a20~0) && 1 == ~a17~0) && 4 == ~a16~0)) && 1 == calculate_output_~input#1) && 13 == ~a8~0) && 1 == ~a7~0); 27147#L134 assume !(1 == ~a17~0 && !(1 == ~a7~0) && (1 == ~a21~0 && (8 == ~a12~0 && 5 == calculate_output_~input#1 && (5 == ~a16~0 || 6 == ~a16~0)) && 1 == ~a20~0) && 15 == ~a8~0); 20373#L139 assume !((8 == ~a12~0 && !(1 == ~a21~0) && 1 == ~a7~0 && 13 == ~a8~0 && 6 == calculate_output_~input#1 && (((6 == ~a16~0 && 1 == ~a17~0) || (4 == ~a16~0 && !(1 == ~a17~0))) || (5 == ~a16~0 && !(1 == ~a17~0)))) && 1 == ~a20~0); 20374#L146 assume !((5 == ~a16~0 && ((15 == ~a8~0 && (!(1 == ~a7~0) && 2 == calculate_output_~input#1) && 1 == ~a21~0) && 8 == ~a12~0) && !(1 == ~a20~0)) && !(1 == ~a17~0)); 20542#L150 assume !(!(1 == ~a20~0) && 1 == ~a21~0 && 4 == ~a16~0 && 15 == ~a8~0 && (8 == ~a12~0 && 2 == calculate_output_~input#1 && !(1 == ~a7~0)) && !(1 == ~a17~0)); 20552#L154 assume !((1 == ~a21~0 && !(1 == ~a7~0) && (!(1 == ~a20~0) && !(1 == ~a17~0) && 8 == ~a12~0 && 6 == calculate_output_~input#1) && 4 == ~a16~0) && 15 == ~a8~0); 20314#L158 assume !(1 == ~a17~0 && ((((8 == ~a12~0 && 4 == calculate_output_~input#1 && 13 == ~a8~0) && 1 == ~a20~0) && !(1 == ~a21~0)) && 5 == ~a16~0) && 1 == ~a7~0); 20315#L162 assume !(((13 == ~a8~0 && 8 == ~a12~0 && ((((6 == ~a16~0 && 1 == ~a17~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) || (!(1 == ~a17~0) && 5 == ~a16~0)) && 1 == calculate_output_~input#1) && !(1 == ~a21~0)) && 1 == ~a20~0) && 1 == ~a7~0); 23212#L170 assume !(13 == ~a8~0 && !(1 == ~a21~0) && (((((!(1 == ~a17~0) && 1 == ~a20~0) && 6 == ~a16~0) || (4 == ~a16~0 && 1 == ~a17~0 && !(1 == ~a20~0))) && 5 == calculate_output_~input#1) && 1 == ~a7~0) && 8 == ~a12~0); 23210#L175 assume !((!(1 == ~a21~0) && ((((6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || ((1 == ~a17~0 && !(1 == ~a20~0)) && 4 == ~a16~0)) && 4 == calculate_output_~input#1) && 1 == ~a7~0) && 8 == ~a12~0) && 13 == ~a8~0); 23208#L183 assume !((1 == ~a21~0 && !(1 == ~a7~0) && ((((5 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || ((!(1 == ~a17~0) && 1 == ~a20~0) && 6 == ~a16~0)) || (4 == ~a16~0 && 1 == ~a17~0 && !(1 == ~a20~0))) && 4 == calculate_output_~input#1) && 8 == ~a12~0) && 15 == ~a8~0); 23206#L188 assume !(((((6 == ~a16~0 && (!(1 == ~a20~0) && !(1 == ~a17~0) && !(1 == ~a7~0)) && 15 == ~a8~0) && 1 == ~a21~0) || ((4 == ~a16~0 && ((1 == ~a7~0 && 1 == ~a17~0) && 1 == ~a20~0) && 13 == ~a8~0) && !(1 == ~a21~0))) && 4 == calculate_output_~input#1) && 8 == ~a12~0); 23204#L196 assume !(!(1 == ~a17~0) && (8 == ~a12~0 && !(1 == ~a20~0) && (15 == ~a8~0 && 1 == ~a21~0 && 4 == calculate_output_~input#1) && !(1 == ~a7~0)) && 5 == ~a16~0); 23202#L199 assume !(((!(1 == ~a7~0) && (2 == calculate_output_~input#1 && (((5 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || (6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0))) || (4 == ~a16~0 && !(1 == ~a20~0) && 1 == ~a17~0))) && 15 == ~a8~0) && 8 == ~a12~0) && 1 == ~a21~0); 23200#L204 assume !(!(1 == ~a20~0) && (((((6 == calculate_output_~input#1 && 5 == ~a16~0) && 1 == ~a21~0) && !(1 == ~a17~0)) && 8 == ~a12~0) && !(1 == ~a7~0)) && 15 == ~a8~0); 23198#L207 assume !(8 == ~a12~0 && (((((1 == ~a21~0 && 5 == calculate_output_~input#1) && 15 == ~a8~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 6 == ~a16~0); 23196#L213 assume !(((15 == ~a8~0 && !(1 == ~a7~0) && (((!(1 == ~a20~0) && 1 == ~a17~0) && 4 == ~a16~0) || ((!(1 == ~a17~0) && 1 == ~a20~0) && 5 == ~a16~0) || (6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0))) && 6 == calculate_output_~input#1) && 8 == ~a12~0) && 1 == ~a21~0); 23194#L218 assume !(15 == ~a8~0 && 4 == ~a16~0 && !(1 == ~a20~0) && ((1 == ~a21~0 && !(1 == ~a17~0) && 5 == calculate_output_~input#1) && !(1 == ~a7~0)) && 8 == ~a12~0); 23192#L224 assume !(1 == ~a17~0 && 8 == ~a12~0 && 15 == ~a8~0 && ((!(1 == ~a7~0) && (5 == ~a16~0 || 6 == ~a16~0) && 2 == calculate_output_~input#1) && 1 == ~a21~0) && 1 == ~a20~0); 23190#L228 assume !(!(1 == ~a7~0) && (15 == ~a8~0 && (!(1 == ~a17~0) && 8 == ~a12~0 && 3 == calculate_output_~input#1 && 1 == ~a21~0) && 4 == ~a16~0) && 1 == ~a20~0); 23188#L233 assume !(5 == ~a16~0 && (!(1 == ~a21~0) && (13 == ~a8~0 && (2 == calculate_output_~input#1 && 1 == ~a20~0) && 8 == ~a12~0) && 1 == ~a7~0) && 1 == ~a17~0); 20368#L241 assume !(1 == ~a20~0 && (8 == ~a12~0 && 1 == ~a7~0 && 13 == ~a8~0 && ((!(1 == ~a17~0) && 5 == ~a16~0) || (1 == ~a17~0 && 6 == ~a16~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) && 3 == calculate_output_~input#1) && !(1 == ~a21~0)); 20370#L248 assume !(8 == ~a12~0 && 1 == ~a7~0 && !(1 == ~a21~0) && 13 == ~a8~0 && 6 == calculate_output_~input#1 && ((6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || (4 == ~a16~0 && 1 == ~a17~0 && !(1 == ~a20~0)))); 24751#L255 assume !((!(1 == ~a7~0) && !(1 == ~a17~0) && ((4 == ~a16~0 && 15 == ~a8~0 && 1 == calculate_output_~input#1) && 8 == ~a12~0) && 1 == ~a21~0) && 1 == ~a20~0); 24750#L260 assume !(1 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a20~0) && 8 == ~a12~0 && 15 == ~a8~0 && !(1 == ~a7~0) && 1 == calculate_output_~input#1) && 6 == ~a16~0); 24746#L266 assume !(1 == ~a20~0 && 8 == ~a12~0 && ((1 == ~a17~0 && ((5 == ~a16~0 || 6 == ~a16~0) && 4 == calculate_output_~input#1) && 15 == ~a8~0) && 1 == ~a21~0) && !(1 == ~a7~0)); 20385#L271 assume !(((13 == ~a8~0 && (((!(1 == ~a21~0) && 6 == calculate_output_~input#1) && 1 == ~a20~0) && 8 == ~a12~0) && 1 == ~a17~0) && 1 == ~a7~0) && 5 == ~a16~0); 20386#L275 assume !(5 == ~a16~0 && (((8 == ~a12~0 && !(1 == ~a7~0) && 2 == calculate_output_~input#1 && !(1 == ~a20~0)) && 1 == ~a21~0) && 1 == ~a17~0) && 15 == ~a8~0); 20571#L278 assume !((8 == ~a12~0 && ((!(1 == ~a17~0) && 1 == ~a21~0 && 4 == calculate_output_~input#1 && !(1 == ~a7~0)) && 15 == ~a8~0) && 1 == ~a20~0) && 4 == ~a16~0); 20563#L283 assume !(1 == ~a7~0 && 13 == ~a8~0 && 8 == ~a12~0 && !(1 == ~a21~0) && 2 == calculate_output_~input#1 && (((1 == ~a20~0 && !(1 == ~a17~0)) && 6 == ~a16~0) || ((1 == ~a17~0 && !(1 == ~a20~0)) && 4 == ~a16~0))); 20358#L288 assume !(((((((!(1 == ~a20~0) && !(1 == ~a17~0) && !(1 == ~a7~0)) && 15 == ~a8~0) && 6 == ~a16~0) && 1 == ~a21~0) || (((13 == ~a8~0 && (1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0) && 4 == ~a16~0) && !(1 == ~a21~0))) && 6 == calculate_output_~input#1) && 8 == ~a12~0); 20359#L296 assume !((!(1 == ~a7~0) && !(1 == ~a17~0) && (((3 == calculate_output_~input#1 && 1 == ~a21~0) && 4 == ~a16~0) && 15 == ~a8~0) && 8 == ~a12~0) && !(1 == ~a20~0)); 20455#L302 assume !((((8 == ~a12~0 && (((1 == ~a17~0 && !(1 == ~a20~0)) && 4 == ~a16~0) || ((1 == ~a20~0 && !(1 == ~a17~0)) && 5 == ~a16~0) || ((!(1 == ~a17~0) && 1 == ~a20~0) && 6 == ~a16~0)) && 3 == calculate_output_~input#1) && 15 == ~a8~0) && 1 == ~a21~0) && !(1 == ~a7~0)); 20532#L309 assume !(((!(1 == ~a7~0) && (5 == calculate_output_~input#1 && (((5 == ~a16~0 && !(1 == ~a17~0) && 1 == ~a20~0) || (6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0))) || (4 == ~a16~0 && !(1 == ~a20~0) && 1 == ~a17~0))) && 8 == ~a12~0) && 1 == ~a21~0) && 15 == ~a8~0); 20536#L316 assume !((!(1 == ~a7~0) && (1 == ~a21~0 && (1 == ~a17~0 && 8 == ~a12~0 && 2 == calculate_output_~input#1) && !(1 == ~a20~0)) && 6 == ~a16~0) && 15 == ~a8~0); 20539#L322 assume !((!(1 == ~a17~0) && 1 == ~a21~0 && (!(1 == ~a20~0) && 8 == ~a12~0 && 3 == calculate_output_~input#1 && !(1 == ~a7~0)) && 15 == ~a8~0) && 5 == ~a16~0); 20362#L326 assume (5 == ~a16~0 && !(1 == ~a20~0) && (((6 == calculate_output_~input#1 && 1 == ~a21~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && 8 == ~a12~0) && 15 == ~a8~0;calculate_output_#res#1 := 24; 20363#L584 main_#t~ret7#1 := calculate_output_#res#1;assume { :end_inline_calculate_output } true;main_~output~0#1 := main_#t~ret7#1;havoc main_#t~ret7#1; 20435#L593-2 assume !false;havoc main_~input~0#1;main_~input~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 20436#L598 assume !(((((1 != main_~input~0#1 && 2 != main_~input~0#1) && 3 != main_~input~0#1) && 4 != main_~input~0#1) && 5 != main_~input~0#1) && 6 != main_~input~0#1);assume { :begin_inline_calculate_output } true;calculate_output_#in~input#1 := main_~input~0#1;havoc calculate_output_#res#1;havoc calculate_output_~input#1;calculate_output_~input#1 := calculate_output_#in~input#1; 20353#L41 assume !((15 == ~a8~0 && (((1 == ~a21~0 && (5 == ~a16~0 || 6 == ~a16~0) && 1 == calculate_output_~input#1) && 1 == ~a20~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && 8 == ~a12~0); 20354#L45 [2022-10-17 10:31:04,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:04,340 INFO L85 PathProgramCache]: Analyzing trace with hash 28699821, now seen corresponding path program 1 times [2022-10-17 10:31:04,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:31:04,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808645619] [2022-10-17 10:31:04,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:31:04,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:31:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:04,350 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:31:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:04,361 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:31:04,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:04,362 INFO L85 PathProgramCache]: Analyzing trace with hash -138367681, now seen corresponding path program 1 times [2022-10-17 10:31:04,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:31:04,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972611067] [2022-10-17 10:31:04,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:31:04,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:31:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:04,404 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:31:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:04,463 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:31:04,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:04,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1397813011, now seen corresponding path program 1 times [2022-10-17 10:31:04,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:31:04,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793099874] [2022-10-17 10:31:04,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:31:04,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:31:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:31:04,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:31:04,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:31:04,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793099874] [2022-10-17 10:31:04,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793099874] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:31:04,627 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:31:04,627 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:31:04,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014296904] [2022-10-17 10:31:04,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:31:05,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:31:05,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:31:05,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:31:05,144 INFO L87 Difference]: Start difference. First operand 7005 states and 8741 transitions. cyclomatic complexity: 1765 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 2 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:31:05,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:31:05,665 INFO L93 Difference]: Finished difference Result 11474 states and 13708 transitions. [2022-10-17 10:31:05,665 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11474 states and 13708 transitions. [2022-10-17 10:31:05,769 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 3406 [2022-10-17 10:31:05,859 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11474 states to 11474 states and 13708 transitions. [2022-10-17 10:31:05,859 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3418 [2022-10-17 10:31:05,864 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3418 [2022-10-17 10:31:05,865 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11474 states and 13708 transitions. [2022-10-17 10:31:05,873 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:31:05,873 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11474 states and 13708 transitions. [2022-10-17 10:31:05,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11474 states and 13708 transitions. [2022-10-17 10:31:06,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11474 to 8451. [2022-10-17 10:31:06,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8451 states, 8451 states have (on average 1.2122825701100461) internal successors, (10245), 8450 states have internal predecessors, (10245), 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 10:31:06,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8451 states to 8451 states and 10245 transitions. [2022-10-17 10:31:06,154 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8451 states and 10245 transitions. [2022-10-17 10:31:06,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:31:06,155 INFO L428 stractBuchiCegarLoop]: Abstraction has 8451 states and 10245 transitions. [2022-10-17 10:31:06,156 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-10-17 10:31:06,156 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8451 states and 10245 transitions. [2022-10-17 10:31:06,191 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 2620 [2022-10-17 10:31:06,191 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:31:06,191 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:31:06,193 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:31:06,193 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, 1, 1, 1, 1, 1, 1, 1, 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 10:31:06,193 INFO L748 eck$LassoCheckResult]: Stem: 39071#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(20, 2);call #Ultimate.allocInit(12, 3);~a~0 := 1;~d~0 := 4;~e~0 := 5;~f~0 := 6;~c~0 := 3;~b~0 := 2;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a17~0 := 1;~a7~0 := 0;~a20~0 := 1;~a8~0 := 15;~a12~0 := 8;~a16~0 := 5;~a21~0 := 1; 38909#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~ret7#1, main_~input~0#1, main_~output~0#1;main_~output~0#1 := -1; 38910#L593-2 assume !false;havoc main_~input~0#1;main_~input~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 42084#L598 assume !(((((1 != main_~input~0#1 && 2 != main_~input~0#1) && 3 != main_~input~0#1) && 4 != main_~input~0#1) && 5 != main_~input~0#1) && 6 != main_~input~0#1);assume { :begin_inline_calculate_output } true;calculate_output_#in~input#1 := main_~input~0#1;havoc calculate_output_#res#1;havoc calculate_output_~input#1;calculate_output_~input#1 := calculate_output_#in~input#1; 45122#L41 assume !((15 == ~a8~0 && (((1 == ~a21~0 && (5 == ~a16~0 || 6 == ~a16~0) && 1 == calculate_output_~input#1) && 1 == ~a20~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && 8 == ~a12~0); 45119#L45 [2022-10-17 10:31:06,194 INFO L750 eck$LassoCheckResult]: Loop: 45119#L45 assume !((((((5 == calculate_output_~input#1 && (((6 == ~a16~0 && 1 == ~a17~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) || (!(1 == ~a17~0) && 5 == ~a16~0))) && 1 == ~a20~0) && 8 == ~a12~0) && 1 == ~a7~0) && !(1 == ~a21~0)) && 13 == ~a8~0); 45118#L53 assume !((!(1 == ~a7~0) && ((6 == ~a16~0 && 1 == ~a21~0 && 1 == ~a17~0 && 3 == calculate_output_~input#1) && !(1 == ~a20~0)) && 15 == ~a8~0) && 8 == ~a12~0); 45117#L59 assume !(1 == ~a17~0 && (!(1 == ~a7~0) && (1 == ~a21~0 && ((5 == ~a16~0 || 6 == ~a16~0) && 6 == calculate_output_~input#1) && 1 == ~a20~0) && 15 == ~a8~0) && 8 == ~a12~0); 45116#L64 assume !((3 == calculate_output_~input#1 && (((6 == ~a16~0 && (!(1 == ~a20~0) && !(1 == ~a7~0) && !(1 == ~a17~0)) && 15 == ~a8~0) && 1 == ~a21~0) || (((13 == ~a8~0 && 1 == ~a20~0 && 1 == ~a17~0 && 1 == ~a7~0) && 4 == ~a16~0) && !(1 == ~a21~0)))) && 8 == ~a12~0); 45115#L72 assume !((1 == ~a17~0 && (1 == ~a21~0 && (!(1 == ~a7~0) && 4 == calculate_output_~input#1 && 15 == ~a8~0) && !(1 == ~a20~0)) && 8 == ~a12~0) && 6 == ~a16~0); 45114#L75 assume !((8 == ~a12~0 && (1 == ~a21~0 && ((5 == calculate_output_~input#1 && !(1 == ~a7~0)) && 15 == ~a8~0) && 5 == ~a16~0) && !(1 == ~a20~0)) && !(1 == ~a17~0)); 45113#L82 assume !(8 == ~a12~0 && 1 == calculate_output_~input#1 && ((1 == ~a21~0 && (15 == ~a8~0 && (!(1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 6 == ~a16~0) || (!(1 == ~a21~0) && 4 == ~a16~0 && 13 == ~a8~0 && (1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0))); 45112#L90 assume !((((!(1 == ~a17~0) && !(1 == ~a7~0) && 1 == ~a21~0 && 15 == ~a8~0 && 4 == calculate_output_~input#1) && !(1 == ~a20~0)) && 8 == ~a12~0) && 4 == ~a16~0); 45111#L94 assume !(((((6 == ~a16~0 && (!(1 == ~a20~0) && !(1 == ~a17~0) && !(1 == ~a7~0)) && 15 == ~a8~0) && 1 == ~a21~0) || ((4 == ~a16~0 && (1 == ~a20~0 && 1 == ~a17~0 && 1 == ~a7~0) && 13 == ~a8~0) && !(1 == ~a21~0))) && 2 == calculate_output_~input#1) && 8 == ~a12~0); 45110#L102 assume !(13 == ~a8~0 && !(1 == ~a21~0) && ((3 == calculate_output_~input#1 && (((1 == ~a20~0 && !(1 == ~a17~0)) && 6 == ~a16~0) || ((!(1 == ~a20~0) && 1 == ~a17~0) && 4 == ~a16~0))) && 8 == ~a12~0) && 1 == ~a7~0); 45109#L107 assume !(((1 == ~a21~0 && 8 == ~a12~0 && 1 == calculate_output_~input#1 && (((!(1 == ~a20~0) && 1 == ~a17~0) && 4 == ~a16~0) || (5 == ~a16~0 && !(1 == ~a17~0) && 1 == ~a20~0) || (6 == ~a16~0 && !(1 == ~a17~0) && 1 == ~a20~0))) && !(1 == ~a7~0)) && 15 == ~a8~0); 45108#L112 assume !((5 == ~a16~0 && (1 == ~a7~0 && (!(1 == ~a21~0) && 8 == ~a12~0 && 3 == calculate_output_~input#1) && 13 == ~a8~0) && 1 == ~a17~0) && 1 == ~a20~0); 45107#L118 assume !(1 == ~a17~0 && (15 == ~a8~0 && (8 == ~a12~0 && (!(1 == ~a7~0) && 5 == calculate_output_~input#1) && 1 == ~a21~0) && !(1 == ~a20~0)) && 5 == ~a16~0); 45106#L124 assume !(!(1 == ~a7~0) && (((1 == ~a21~0 && (15 == ~a8~0 && 5 == calculate_output_~input#1) && !(1 == ~a17~0)) && 8 == ~a12~0) && 1 == ~a20~0) && 4 == ~a16~0); 45105#L129 assume !((!(1 == ~a21~0) && (8 == ~a12~0 && ((6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || ((!(1 == ~a20~0) && 1 == ~a17~0) && 4 == ~a16~0)) && 1 == calculate_output_~input#1) && 13 == ~a8~0) && 1 == ~a7~0); 45104#L134 assume !(1 == ~a17~0 && !(1 == ~a7~0) && (1 == ~a21~0 && (8 == ~a12~0 && 5 == calculate_output_~input#1 && (5 == ~a16~0 || 6 == ~a16~0)) && 1 == ~a20~0) && 15 == ~a8~0); 45103#L139 assume !((8 == ~a12~0 && !(1 == ~a21~0) && 1 == ~a7~0 && 13 == ~a8~0 && 6 == calculate_output_~input#1 && (((6 == ~a16~0 && 1 == ~a17~0) || (4 == ~a16~0 && !(1 == ~a17~0))) || (5 == ~a16~0 && !(1 == ~a17~0)))) && 1 == ~a20~0); 45102#L146 assume !((5 == ~a16~0 && ((15 == ~a8~0 && (!(1 == ~a7~0) && 2 == calculate_output_~input#1) && 1 == ~a21~0) && 8 == ~a12~0) && !(1 == ~a20~0)) && !(1 == ~a17~0)); 45101#L150 assume !(!(1 == ~a20~0) && 1 == ~a21~0 && 4 == ~a16~0 && 15 == ~a8~0 && (8 == ~a12~0 && 2 == calculate_output_~input#1 && !(1 == ~a7~0)) && !(1 == ~a17~0)); 45100#L154 assume !((1 == ~a21~0 && !(1 == ~a7~0) && (!(1 == ~a20~0) && !(1 == ~a17~0) && 8 == ~a12~0 && 6 == calculate_output_~input#1) && 4 == ~a16~0) && 15 == ~a8~0); 45099#L158 assume !(1 == ~a17~0 && ((((8 == ~a12~0 && 4 == calculate_output_~input#1 && 13 == ~a8~0) && 1 == ~a20~0) && !(1 == ~a21~0)) && 5 == ~a16~0) && 1 == ~a7~0); 45098#L162 assume !(((13 == ~a8~0 && 8 == ~a12~0 && ((((6 == ~a16~0 && 1 == ~a17~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) || (!(1 == ~a17~0) && 5 == ~a16~0)) && 1 == calculate_output_~input#1) && !(1 == ~a21~0)) && 1 == ~a20~0) && 1 == ~a7~0); 45097#L170 assume !(13 == ~a8~0 && !(1 == ~a21~0) && (((((!(1 == ~a17~0) && 1 == ~a20~0) && 6 == ~a16~0) || (4 == ~a16~0 && 1 == ~a17~0 && !(1 == ~a20~0))) && 5 == calculate_output_~input#1) && 1 == ~a7~0) && 8 == ~a12~0); 45096#L175 assume !((!(1 == ~a21~0) && ((((6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || ((1 == ~a17~0 && !(1 == ~a20~0)) && 4 == ~a16~0)) && 4 == calculate_output_~input#1) && 1 == ~a7~0) && 8 == ~a12~0) && 13 == ~a8~0); 45095#L183 assume !((1 == ~a21~0 && !(1 == ~a7~0) && ((((5 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || ((!(1 == ~a17~0) && 1 == ~a20~0) && 6 == ~a16~0)) || (4 == ~a16~0 && 1 == ~a17~0 && !(1 == ~a20~0))) && 4 == calculate_output_~input#1) && 8 == ~a12~0) && 15 == ~a8~0); 45094#L188 assume !(((((6 == ~a16~0 && (!(1 == ~a20~0) && !(1 == ~a17~0) && !(1 == ~a7~0)) && 15 == ~a8~0) && 1 == ~a21~0) || ((4 == ~a16~0 && ((1 == ~a7~0 && 1 == ~a17~0) && 1 == ~a20~0) && 13 == ~a8~0) && !(1 == ~a21~0))) && 4 == calculate_output_~input#1) && 8 == ~a12~0); 45093#L196 assume !(!(1 == ~a17~0) && (8 == ~a12~0 && !(1 == ~a20~0) && (15 == ~a8~0 && 1 == ~a21~0 && 4 == calculate_output_~input#1) && !(1 == ~a7~0)) && 5 == ~a16~0); 45092#L199 assume !(((!(1 == ~a7~0) && (2 == calculate_output_~input#1 && (((5 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || (6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0))) || (4 == ~a16~0 && !(1 == ~a20~0) && 1 == ~a17~0))) && 15 == ~a8~0) && 8 == ~a12~0) && 1 == ~a21~0); 45091#L204 assume !(!(1 == ~a20~0) && (((((6 == calculate_output_~input#1 && 5 == ~a16~0) && 1 == ~a21~0) && !(1 == ~a17~0)) && 8 == ~a12~0) && !(1 == ~a7~0)) && 15 == ~a8~0); 45090#L207 assume !(8 == ~a12~0 && (((((1 == ~a21~0 && 5 == calculate_output_~input#1) && 15 == ~a8~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 6 == ~a16~0); 45088#L213 assume !(((15 == ~a8~0 && !(1 == ~a7~0) && (((!(1 == ~a20~0) && 1 == ~a17~0) && 4 == ~a16~0) || ((!(1 == ~a17~0) && 1 == ~a20~0) && 5 == ~a16~0) || (6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0))) && 6 == calculate_output_~input#1) && 8 == ~a12~0) && 1 == ~a21~0); 45089#L218 assume !(15 == ~a8~0 && 4 == ~a16~0 && !(1 == ~a20~0) && ((1 == ~a21~0 && !(1 == ~a17~0) && 5 == calculate_output_~input#1) && !(1 == ~a7~0)) && 8 == ~a12~0); 45195#L224 assume !(1 == ~a17~0 && 8 == ~a12~0 && 15 == ~a8~0 && ((!(1 == ~a7~0) && (5 == ~a16~0 || 6 == ~a16~0) && 2 == calculate_output_~input#1) && 1 == ~a21~0) && 1 == ~a20~0); 45193#L228 assume !(!(1 == ~a7~0) && (15 == ~a8~0 && (!(1 == ~a17~0) && 8 == ~a12~0 && 3 == calculate_output_~input#1 && 1 == ~a21~0) && 4 == ~a16~0) && 1 == ~a20~0); 45191#L233 assume !(5 == ~a16~0 && (!(1 == ~a21~0) && (13 == ~a8~0 && (2 == calculate_output_~input#1 && 1 == ~a20~0) && 8 == ~a12~0) && 1 == ~a7~0) && 1 == ~a17~0); 45189#L241 assume !(1 == ~a20~0 && (8 == ~a12~0 && 1 == ~a7~0 && 13 == ~a8~0 && ((!(1 == ~a17~0) && 5 == ~a16~0) || (1 == ~a17~0 && 6 == ~a16~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) && 3 == calculate_output_~input#1) && !(1 == ~a21~0)); 45187#L248 assume !(8 == ~a12~0 && 1 == ~a7~0 && !(1 == ~a21~0) && 13 == ~a8~0 && 6 == calculate_output_~input#1 && ((6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || (4 == ~a16~0 && 1 == ~a17~0 && !(1 == ~a20~0)))); 45185#L255 assume !((!(1 == ~a7~0) && !(1 == ~a17~0) && ((4 == ~a16~0 && 15 == ~a8~0 && 1 == calculate_output_~input#1) && 8 == ~a12~0) && 1 == ~a21~0) && 1 == ~a20~0); 45183#L260 assume !(1 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a20~0) && 8 == ~a12~0 && 15 == ~a8~0 && !(1 == ~a7~0) && 1 == calculate_output_~input#1) && 6 == ~a16~0); 45181#L266 assume !(1 == ~a20~0 && 8 == ~a12~0 && ((1 == ~a17~0 && ((5 == ~a16~0 || 6 == ~a16~0) && 4 == calculate_output_~input#1) && 15 == ~a8~0) && 1 == ~a21~0) && !(1 == ~a7~0)); 45179#L271 assume !(((13 == ~a8~0 && (((!(1 == ~a21~0) && 6 == calculate_output_~input#1) && 1 == ~a20~0) && 8 == ~a12~0) && 1 == ~a17~0) && 1 == ~a7~0) && 5 == ~a16~0); 45177#L275 assume !(5 == ~a16~0 && (((8 == ~a12~0 && !(1 == ~a7~0) && 2 == calculate_output_~input#1 && !(1 == ~a20~0)) && 1 == ~a21~0) && 1 == ~a17~0) && 15 == ~a8~0); 45175#L278 assume !((8 == ~a12~0 && ((!(1 == ~a17~0) && 1 == ~a21~0 && 4 == calculate_output_~input#1 && !(1 == ~a7~0)) && 15 == ~a8~0) && 1 == ~a20~0) && 4 == ~a16~0); 45173#L283 assume !(1 == ~a7~0 && 13 == ~a8~0 && 8 == ~a12~0 && !(1 == ~a21~0) && 2 == calculate_output_~input#1 && (((1 == ~a20~0 && !(1 == ~a17~0)) && 6 == ~a16~0) || ((1 == ~a17~0 && !(1 == ~a20~0)) && 4 == ~a16~0))); 45171#L288 assume !(((((((!(1 == ~a20~0) && !(1 == ~a17~0) && !(1 == ~a7~0)) && 15 == ~a8~0) && 6 == ~a16~0) && 1 == ~a21~0) || (((13 == ~a8~0 && (1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0) && 4 == ~a16~0) && !(1 == ~a21~0))) && 6 == calculate_output_~input#1) && 8 == ~a12~0); 45169#L296 assume !((!(1 == ~a7~0) && !(1 == ~a17~0) && (((3 == calculate_output_~input#1 && 1 == ~a21~0) && 4 == ~a16~0) && 15 == ~a8~0) && 8 == ~a12~0) && !(1 == ~a20~0)); 45167#L302 assume !((((8 == ~a12~0 && (((1 == ~a17~0 && !(1 == ~a20~0)) && 4 == ~a16~0) || ((1 == ~a20~0 && !(1 == ~a17~0)) && 5 == ~a16~0) || ((!(1 == ~a17~0) && 1 == ~a20~0) && 6 == ~a16~0)) && 3 == calculate_output_~input#1) && 15 == ~a8~0) && 1 == ~a21~0) && !(1 == ~a7~0)); 45165#L309 assume !(((!(1 == ~a7~0) && (5 == calculate_output_~input#1 && (((5 == ~a16~0 && !(1 == ~a17~0) && 1 == ~a20~0) || (6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0))) || (4 == ~a16~0 && !(1 == ~a20~0) && 1 == ~a17~0))) && 8 == ~a12~0) && 1 == ~a21~0) && 15 == ~a8~0); 45163#L316 assume !((!(1 == ~a7~0) && (1 == ~a21~0 && (1 == ~a17~0 && 8 == ~a12~0 && 2 == calculate_output_~input#1) && !(1 == ~a20~0)) && 6 == ~a16~0) && 15 == ~a8~0); 45161#L322 assume !((!(1 == ~a17~0) && 1 == ~a21~0 && (!(1 == ~a20~0) && 8 == ~a12~0 && 3 == calculate_output_~input#1 && !(1 == ~a7~0)) && 15 == ~a8~0) && 5 == ~a16~0); 45159#L326 assume !((5 == ~a16~0 && !(1 == ~a20~0) && (((6 == calculate_output_~input#1 && 1 == ~a21~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && 8 == ~a12~0) && 15 == ~a8~0); 45157#L328 assume !(!(1 == ~a7~0) && 1 == ~a17~0 && (6 == ~a16~0 && !(1 == ~a20~0) && (6 == calculate_output_~input#1 && 8 == ~a12~0) && 1 == ~a21~0) && 15 == ~a8~0); 45155#L334 assume !(((1 == ~a21~0 && 15 == ~a8~0 && 8 == ~a12~0 && !(1 == ~a7~0) && !(1 == ~a17~0) && 2 == calculate_output_~input#1) && 4 == ~a16~0) && 1 == ~a20~0); 45153#L339 assume !(15 == ~a8~0 && (4 == ~a16~0 && 8 == ~a12~0 && (!(1 == ~a20~0) && !(1 == ~a7~0) && 1 == calculate_output_~input#1) && !(1 == ~a17~0)) && 1 == ~a21~0); 45151#L343 assume !(1 == ~a21~0 && (8 == ~a12~0 && ((1 == ~a17~0 && 3 == calculate_output_~input#1 && (5 == ~a16~0 || 6 == ~a16~0)) && !(1 == ~a7~0)) && 1 == ~a20~0) && 15 == ~a8~0); 45149#L347 assume !(!(1 == ~a21~0) && 1 == ~a20~0 && (8 == ~a12~0 && 13 == ~a8~0 && ((5 == ~a16~0 && !(1 == ~a17~0)) || (1 == ~a17~0 && 6 == ~a16~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) && 2 == calculate_output_~input#1) && 1 == ~a7~0); 45147#L355 assume !(1 == ~a7~0 && 8 == ~a12~0 && ((1 == ~a20~0 && ((!(1 == ~a17~0) && 5 == ~a16~0) || (1 == ~a17~0 && 6 == ~a16~0) || (4 == ~a16~0 && !(1 == ~a17~0))) && 4 == calculate_output_~input#1) && 13 == ~a8~0) && !(1 == ~a21~0)); 45145#L363 assume !(1 == ~a21~0 && (((!(1 == ~a7~0) && 15 == ~a8~0 && !(1 == ~a20~0) && 4 == calculate_output_~input#1) && 1 == ~a17~0) && 5 == ~a16~0) && 8 == ~a12~0); 45143#L365 assume !(((!(1 == ~a7~0) && (!(1 == ~a20~0) && 1 == ~a21~0 && 3 == calculate_output_~input#1 && 1 == ~a17~0) && 15 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0); 45141#L371 assume !((((!(1 == ~a17~0) && !(1 == ~a20~0) && 15 == ~a8~0 && 1 == calculate_output_~input#1 && 5 == ~a16~0) && 8 == ~a12~0) && 1 == ~a21~0) && !(1 == ~a7~0)); 45139#L373 assume !(((1 == ~a21~0 && 15 == ~a8~0 && (5 == ~a16~0 && 8 == ~a12~0 && 1 == calculate_output_~input#1) && 1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)); 45137#L375 assume !((!(1 == ~a21~0) && 1 == ~a20~0 && ((13 == ~a8~0 && 1 == ~a7~0 && 5 == calculate_output_~input#1) && 1 == ~a17~0) && 8 == ~a12~0) && 5 == ~a16~0); 45135#L382 assume !(((!(1 == ~a7~0) && 1 == ~a21~0 && ((6 == calculate_output_~input#1 && 1 == ~a20~0) && 15 == ~a8~0) && !(1 == ~a17~0)) && 8 == ~a12~0) && 4 == ~a16~0); 45132#L387 assume ((1 == ~a20~0 && ((!(1 == ~a21~0) && 1 == ~a7~0 && 1 == calculate_output_~input#1) && 13 == ~a8~0) && 1 == ~a17~0) && 8 == ~a12~0) && 5 == ~a16~0;~a21~0 := 1;~a16~0 := 6;~a7~0 := 0;calculate_output_#res#1 := -1; 41391#L584 main_#t~ret7#1 := calculate_output_#res#1;assume { :end_inline_calculate_output } true;main_~output~0#1 := main_#t~ret7#1;havoc main_#t~ret7#1; 45129#L593-2 assume !false;havoc main_~input~0#1;main_~input~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 45130#L598 assume !(((((1 != main_~input~0#1 && 2 != main_~input~0#1) && 3 != main_~input~0#1) && 4 != main_~input~0#1) && 5 != main_~input~0#1) && 6 != main_~input~0#1);assume { :begin_inline_calculate_output } true;calculate_output_#in~input#1 := main_~input~0#1;havoc calculate_output_#res#1;havoc calculate_output_~input#1;calculate_output_~input#1 := calculate_output_#in~input#1; 45120#L41 assume !((15 == ~a8~0 && (((1 == ~a21~0 && (5 == ~a16~0 || 6 == ~a16~0) && 1 == calculate_output_~input#1) && 1 == ~a20~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && 8 == ~a12~0); 45119#L45 [2022-10-17 10:31:06,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:06,195 INFO L85 PathProgramCache]: Analyzing trace with hash 28699821, now seen corresponding path program 2 times [2022-10-17 10:31:06,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:31:06,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627101814] [2022-10-17 10:31:06,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:31:06,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:31:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:06,204 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:31:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:06,212 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:31:06,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:06,213 INFO L85 PathProgramCache]: Analyzing trace with hash -544153846, now seen corresponding path program 1 times [2022-10-17 10:31:06,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:31:06,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734991307] [2022-10-17 10:31:06,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:31:06,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:31:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:06,251 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:31:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:06,282 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:31:06,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:06,288 INFO L85 PathProgramCache]: Analyzing trace with hash 702363062, now seen corresponding path program 1 times [2022-10-17 10:31:06,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:31:06,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229044136] [2022-10-17 10:31:06,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:31:06,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:31:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:31:06,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:31:06,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:31:06,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229044136] [2022-10-17 10:31:06,532 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229044136] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:31:06,532 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:31:06,533 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:31:06,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897285016] [2022-10-17 10:31:06,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:31:07,211 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:31:07,211 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:31:07,211 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:31:07,211 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:31:07,212 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:31:07,212 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:07,212 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:31:07,212 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:31:07,212 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label22.c_Iteration5_Loop [2022-10-17 10:31:07,212 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:31:07,212 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:31:07,214 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 10:31:07,219 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 10:31:07,242 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 10:31:07,245 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 10:31:07,249 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 10:31:07,254 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 10:31:07,257 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 10:31:07,268 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 10:31:07,271 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 10:31:07,274 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 10:31:07,280 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 10:31:07,531 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:31:07,531 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:31:07,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:07,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:07,539 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:07,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 10:31:07,541 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:31:07,541 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:31:07,554 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:31:07,555 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~output~0#1=-1} Honda state: {ULTIMATE.start_main_~output~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:31:07,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-10-17 10:31:07,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:07,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:07,578 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:07,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-10-17 10:31:07,580 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:31:07,580 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:31:07,610 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:31:07,610 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~input~0#1=1, ULTIMATE.start_calculate_output_~input#1=1, ULTIMATE.start_calculate_output_#in~input#1=1, ULTIMATE.start_main_#t~nondet6#1=1} Honda state: {ULTIMATE.start_main_~input~0#1=1, ULTIMATE.start_calculate_output_~input#1=1, ULTIMATE.start_calculate_output_#in~input#1=1, ULTIMATE.start_main_#t~nondet6#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:31:07,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:07,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:07,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:07,636 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:07,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-10-17 10:31:07,637 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:31:07,637 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:31:07,646 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:31:07,647 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a8~0=13} Honda state: {~a8~0=13} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:31:07,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:07,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:07,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:07,669 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:07,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-10-17 10:31:07,672 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:31:07,672 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:31:07,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:07,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:07,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:07,705 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:07,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-10-17 10:31:07,706 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:31:07,706 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:31:07,716 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:31:07,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:07,737 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:31:07,737 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:31:07,737 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:31:07,737 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:31:07,737 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:31:07,737 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:07,738 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:31:07,738 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:31:07,738 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label22.c_Iteration5_Loop [2022-10-17 10:31:07,738 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:31:07,738 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:31:07,739 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 10:31:07,765 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 10:31:07,768 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 10:31:07,770 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 10:31:07,777 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 10:31:07,782 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 10:31:07,784 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 10:31:07,786 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 10:31:07,789 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 10:31:07,790 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 10:31:07,795 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 10:31:08,058 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:31:08,058 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:31:08,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:08,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:08,064 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:08,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:31:08,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:31:08,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:31:08,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:31:08,080 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2022-10-17 10:31:08,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:31:08,099 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:31:08,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:31:08,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-10-17 10:31:08,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:31:08,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-10-17 10:31:08,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:08,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:08,153 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:08,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:31:08,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:31:08,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:31:08,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:31:08,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:31:08,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:31:08,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:31:08,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:31:08,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-10-17 10:31:08,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:31:08,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:08,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:08,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:08,193 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:08,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 10:31:08,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:31:08,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:31:08,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:31:08,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:31:08,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:31:08,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:31:08,202 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:31:08,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:31:08,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:31:08,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-10-17 10:31:08,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:08,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:08,226 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:08,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 10:31:08,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:31:08,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:31:08,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:31:08,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:31:08,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:31:08,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:31:08,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:31:08,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:31:08,239 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:31:08,241 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-10-17 10:31:08,241 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-10-17 10:31:08,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:31:08,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:31:08,242 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:31:08,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 10:31:08,243 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:31:08,243 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:31:08,243 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:31:08,243 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~a7~0) = 1*~a7~0 Supporting invariants [] [2022-10-17 10:31:08,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:08,266 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:31:08,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:31:08,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:31:08,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:31:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:31:08,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:31:08,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:31:08,496 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 10:31:08,498 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-10-17 10:31:08,498 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8451 states and 10245 transitions. cyclomatic complexity: 1834 Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 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 10:31:09,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335014e0-54d6-45d6-8a14-d416a96beee8/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-10-17 10:31:09,127 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8451 states and 10245 transitions. cyclomatic complexity: 1834. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 27942 states and 32868 transitions. Complement of second has 5 states. [2022-10-17 10:31:09,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:31:09,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 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 10:31:09,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 181 transitions. [2022-10-17 10:31:09,129 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 181 transitions. Stem has 5 letters. Loop has 68 letters. [2022-10-17 10:31:09,131 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:31:09,131 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 181 transitions. Stem has 73 letters. Loop has 68 letters. [2022-10-17 10:31:09,132 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:31:09,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 181 transitions. Stem has 5 letters. Loop has 136 letters. [2022-10-17 10:31:09,133 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:31:09,133 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27942 states and 32868 transitions. [2022-10-17 10:31:09,268 INFO L131 ngComponentsAnalysis]: Automaton has 28 accepting balls. 5240 [2022-10-17 10:31:09,509 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27942 states to 27942 states and 32868 transitions. [2022-10-17 10:31:09,509 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5284 [2022-10-17 10:31:09,520 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5297 [2022-10-17 10:31:09,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27942 states and 32868 transitions. [2022-10-17 10:31:09,522 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:31:09,522 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27942 states and 32868 transitions. [2022-10-17 10:31:09,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27942 states and 32868 transitions. [2022-10-17 10:31:10,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27942 to 27918. [2022-10-17 10:31:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27918 states, 27918 states have (on average 1.1764453041048786) internal successors, (32844), 27917 states have internal predecessors, (32844), 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 10:31:10,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27918 states to 27918 states and 32844 transitions. [2022-10-17 10:31:10,189 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27918 states and 32844 transitions. [2022-10-17 10:31:10,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:31:10,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:31:10,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:31:10,191 INFO L87 Difference]: Start difference. First operand 27918 states and 32844 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 2 states have internal predecessors, (73), 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 10:31:10,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:31:10,997 INFO L93 Difference]: Finished difference Result 30510 states and 35026 transitions. [2022-10-17 10:31:10,997 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30510 states and 35026 transitions. [2022-10-17 10:31:11,254 INFO L131 ngComponentsAnalysis]: Automaton has 30 accepting balls. 6550 [2022-10-17 10:31:11,396 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30510 states to 22594 states and 26436 transitions. [2022-10-17 10:31:11,396 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6581 [2022-10-17 10:31:11,406 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6581 [2022-10-17 10:31:11,406 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22594 states and 26436 transitions. [2022-10-17 10:31:11,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:31:11,410 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22594 states and 26436 transitions. [2022-10-17 10:31:11,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22594 states and 26436 transitions. [2022-10-17 10:31:12,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22594 to 16882. [2022-10-17 10:31:12,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16882 states, 16882 states have (on average 1.1815543182087431) internal successors, (19947), 16881 states have internal predecessors, (19947), 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 10:31:12,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16882 states to 16882 states and 19947 transitions. [2022-10-17 10:31:12,170 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16882 states and 19947 transitions. [2022-10-17 10:31:12,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:31:12,176 INFO L428 stractBuchiCegarLoop]: Abstraction has 16882 states and 19947 transitions. [2022-10-17 10:31:12,176 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-10-17 10:31:12,176 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16882 states and 19947 transitions. [2022-10-17 10:31:12,267 INFO L131 ngComponentsAnalysis]: Automaton has 23 accepting balls. 5240 [2022-10-17 10:31:12,268 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:31:12,268 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:31:12,272 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:31:12,272 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:31:12,273 INFO L748 eck$LassoCheckResult]: Stem: 134177#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(20, 2);call #Ultimate.allocInit(12, 3);~a~0 := 1;~d~0 := 4;~e~0 := 5;~f~0 := 6;~c~0 := 3;~b~0 := 2;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a17~0 := 1;~a7~0 := 0;~a20~0 := 1;~a8~0 := 15;~a12~0 := 8;~a16~0 := 5;~a21~0 := 1; 133969#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~ret7#1, main_~input~0#1, main_~output~0#1;main_~output~0#1 := -1; 133970#L593-2 assume !false;havoc main_~input~0#1;main_~input~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 144187#L598 assume !(((((1 != main_~input~0#1 && 2 != main_~input~0#1) && 3 != main_~input~0#1) && 4 != main_~input~0#1) && 5 != main_~input~0#1) && 6 != main_~input~0#1);assume { :begin_inline_calculate_output } true;calculate_output_#in~input#1 := main_~input~0#1;havoc calculate_output_#res#1;havoc calculate_output_~input#1;calculate_output_~input#1 := calculate_output_#in~input#1; 144189#L41 assume !((15 == ~a8~0 && (((1 == ~a21~0 && (5 == ~a16~0 || 6 == ~a16~0) && 1 == calculate_output_~input#1) && 1 == ~a20~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && 8 == ~a12~0); 133901#L45 [2022-10-17 10:31:12,277 INFO L750 eck$LassoCheckResult]: Loop: 133901#L45 assume !((((((5 == calculate_output_~input#1 && (((6 == ~a16~0 && 1 == ~a17~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) || (!(1 == ~a17~0) && 5 == ~a16~0))) && 1 == ~a20~0) && 8 == ~a12~0) && 1 == ~a7~0) && !(1 == ~a21~0)) && 13 == ~a8~0); 134196#L53 assume !((!(1 == ~a7~0) && ((6 == ~a16~0 && 1 == ~a21~0 && 1 == ~a17~0 && 3 == calculate_output_~input#1) && !(1 == ~a20~0)) && 15 == ~a8~0) && 8 == ~a12~0); 134147#L59 assume !(1 == ~a17~0 && (!(1 == ~a7~0) && (1 == ~a21~0 && ((5 == ~a16~0 || 6 == ~a16~0) && 6 == calculate_output_~input#1) && 1 == ~a20~0) && 15 == ~a8~0) && 8 == ~a12~0); 134148#L64 assume !((3 == calculate_output_~input#1 && (((6 == ~a16~0 && (!(1 == ~a20~0) && !(1 == ~a7~0) && !(1 == ~a17~0)) && 15 == ~a8~0) && 1 == ~a21~0) || (((13 == ~a8~0 && 1 == ~a20~0 && 1 == ~a17~0 && 1 == ~a7~0) && 4 == ~a16~0) && !(1 == ~a21~0)))) && 8 == ~a12~0); 134045#L72 assume !((1 == ~a17~0 && (1 == ~a21~0 && (!(1 == ~a7~0) && 4 == calculate_output_~input#1 && 15 == ~a8~0) && !(1 == ~a20~0)) && 8 == ~a12~0) && 6 == ~a16~0); 134046#L75 assume !((8 == ~a12~0 && (1 == ~a21~0 && ((5 == calculate_output_~input#1 && !(1 == ~a7~0)) && 15 == ~a8~0) && 5 == ~a16~0) && !(1 == ~a20~0)) && !(1 == ~a17~0)); 134114#L82 assume !(8 == ~a12~0 && 1 == calculate_output_~input#1 && ((1 == ~a21~0 && (15 == ~a8~0 && (!(1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 6 == ~a16~0) || (!(1 == ~a21~0) && 4 == ~a16~0 && 13 == ~a8~0 && (1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0))); 134116#L90 assume !((((!(1 == ~a17~0) && !(1 == ~a7~0) && 1 == ~a21~0 && 15 == ~a8~0 && 4 == calculate_output_~input#1) && !(1 == ~a20~0)) && 8 == ~a12~0) && 4 == ~a16~0); 134180#L94 assume !(((((6 == ~a16~0 && (!(1 == ~a20~0) && !(1 == ~a17~0) && !(1 == ~a7~0)) && 15 == ~a8~0) && 1 == ~a21~0) || ((4 == ~a16~0 && (1 == ~a20~0 && 1 == ~a17~0 && 1 == ~a7~0) && 13 == ~a8~0) && !(1 == ~a21~0))) && 2 == calculate_output_~input#1) && 8 == ~a12~0); 133986#L102 assume !(13 == ~a8~0 && !(1 == ~a21~0) && ((3 == calculate_output_~input#1 && (((1 == ~a20~0 && !(1 == ~a17~0)) && 6 == ~a16~0) || ((!(1 == ~a20~0) && 1 == ~a17~0) && 4 == ~a16~0))) && 8 == ~a12~0) && 1 == ~a7~0); 133987#L107 assume !(((1 == ~a21~0 && 8 == ~a12~0 && 1 == calculate_output_~input#1 && (((!(1 == ~a20~0) && 1 == ~a17~0) && 4 == ~a16~0) || (5 == ~a16~0 && !(1 == ~a17~0) && 1 == ~a20~0) || (6 == ~a16~0 && !(1 == ~a17~0) && 1 == ~a20~0))) && !(1 == ~a7~0)) && 15 == ~a8~0); 134004#L112 assume !((5 == ~a16~0 && (1 == ~a7~0 && (!(1 == ~a21~0) && 8 == ~a12~0 && 3 == calculate_output_~input#1) && 13 == ~a8~0) && 1 == ~a17~0) && 1 == ~a20~0); 134005#L118 assume !(1 == ~a17~0 && (15 == ~a8~0 && (8 == ~a12~0 && (!(1 == ~a7~0) && 5 == calculate_output_~input#1) && 1 == ~a21~0) && !(1 == ~a20~0)) && 5 == ~a16~0); 134126#L124 assume !(!(1 == ~a7~0) && (((1 == ~a21~0 && (15 == ~a8~0 && 5 == calculate_output_~input#1) && !(1 == ~a17~0)) && 8 == ~a12~0) && 1 == ~a20~0) && 4 == ~a16~0); 149949#L129 assume !((!(1 == ~a21~0) && (8 == ~a12~0 && ((6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || ((!(1 == ~a20~0) && 1 == ~a17~0) && 4 == ~a16~0)) && 1 == calculate_output_~input#1) && 13 == ~a8~0) && 1 == ~a7~0); 149948#L134 assume !(1 == ~a17~0 && !(1 == ~a7~0) && (1 == ~a21~0 && (8 == ~a12~0 && 5 == calculate_output_~input#1 && (5 == ~a16~0 || 6 == ~a16~0)) && 1 == ~a20~0) && 15 == ~a8~0); 149944#L139 assume !((8 == ~a12~0 && !(1 == ~a21~0) && 1 == ~a7~0 && 13 == ~a8~0 && 6 == calculate_output_~input#1 && (((6 == ~a16~0 && 1 == ~a17~0) || (4 == ~a16~0 && !(1 == ~a17~0))) || (5 == ~a16~0 && !(1 == ~a17~0)))) && 1 == ~a20~0); 134108#L146 assume !((5 == ~a16~0 && ((15 == ~a8~0 && (!(1 == ~a7~0) && 2 == calculate_output_~input#1) && 1 == ~a21~0) && 8 == ~a12~0) && !(1 == ~a20~0)) && !(1 == ~a17~0)); 134109#L150 assume !(!(1 == ~a20~0) && 1 == ~a21~0 && 4 == ~a16~0 && 15 == ~a8~0 && (8 == ~a12~0 && 2 == calculate_output_~input#1 && !(1 == ~a7~0)) && !(1 == ~a17~0)); 149801#L154 assume !((1 == ~a21~0 && !(1 == ~a7~0) && (!(1 == ~a20~0) && !(1 == ~a17~0) && 8 == ~a12~0 && 6 == calculate_output_~input#1) && 4 == ~a16~0) && 15 == ~a8~0); 133860#L158 assume !(1 == ~a17~0 && ((((8 == ~a12~0 && 4 == calculate_output_~input#1 && 13 == ~a8~0) && 1 == ~a20~0) && !(1 == ~a21~0)) && 5 == ~a16~0) && 1 == ~a7~0); 133861#L162 assume !(((13 == ~a8~0 && 8 == ~a12~0 && ((((6 == ~a16~0 && 1 == ~a17~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) || (!(1 == ~a17~0) && 5 == ~a16~0)) && 1 == calculate_output_~input#1) && !(1 == ~a21~0)) && 1 == ~a20~0) && 1 == ~a7~0); 149795#L170 assume !(13 == ~a8~0 && !(1 == ~a21~0) && (((((!(1 == ~a17~0) && 1 == ~a20~0) && 6 == ~a16~0) || (4 == ~a16~0 && 1 == ~a17~0 && !(1 == ~a20~0))) && 5 == calculate_output_~input#1) && 1 == ~a7~0) && 8 == ~a12~0); 149793#L175 assume !((!(1 == ~a21~0) && ((((6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || ((1 == ~a17~0 && !(1 == ~a20~0)) && 4 == ~a16~0)) && 4 == calculate_output_~input#1) && 1 == ~a7~0) && 8 == ~a12~0) && 13 == ~a8~0); 149791#L183 assume !((1 == ~a21~0 && !(1 == ~a7~0) && ((((5 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || ((!(1 == ~a17~0) && 1 == ~a20~0) && 6 == ~a16~0)) || (4 == ~a16~0 && 1 == ~a17~0 && !(1 == ~a20~0))) && 4 == calculate_output_~input#1) && 8 == ~a12~0) && 15 == ~a8~0); 149788#L188 assume !(((((6 == ~a16~0 && (!(1 == ~a20~0) && !(1 == ~a17~0) && !(1 == ~a7~0)) && 15 == ~a8~0) && 1 == ~a21~0) || ((4 == ~a16~0 && ((1 == ~a7~0 && 1 == ~a17~0) && 1 == ~a20~0) && 13 == ~a8~0) && !(1 == ~a21~0))) && 4 == calculate_output_~input#1) && 8 == ~a12~0); 149785#L196 assume !(!(1 == ~a17~0) && (8 == ~a12~0 && !(1 == ~a20~0) && (15 == ~a8~0 && 1 == ~a21~0 && 4 == calculate_output_~input#1) && !(1 == ~a7~0)) && 5 == ~a16~0); 133997#L199 assume !(((!(1 == ~a7~0) && (2 == calculate_output_~input#1 && (((5 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || (6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0))) || (4 == ~a16~0 && !(1 == ~a20~0) && 1 == ~a17~0))) && 15 == ~a8~0) && 8 == ~a12~0) && 1 == ~a21~0); 133998#L204 assume !(!(1 == ~a20~0) && (((((6 == calculate_output_~input#1 && 5 == ~a16~0) && 1 == ~a21~0) && !(1 == ~a17~0)) && 8 == ~a12~0) && !(1 == ~a7~0)) && 15 == ~a8~0); 134054#L207 assume !(8 == ~a12~0 && (((((1 == ~a21~0 && 5 == calculate_output_~input#1) && 15 == ~a8~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 6 == ~a16~0); 134055#L213 assume !(((15 == ~a8~0 && !(1 == ~a7~0) && (((!(1 == ~a20~0) && 1 == ~a17~0) && 4 == ~a16~0) || ((!(1 == ~a17~0) && 1 == ~a20~0) && 5 == ~a16~0) || (6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0))) && 6 == calculate_output_~input#1) && 8 == ~a12~0) && 1 == ~a21~0); 149773#L218 assume !(15 == ~a8~0 && 4 == ~a16~0 && !(1 == ~a20~0) && ((1 == ~a21~0 && !(1 == ~a17~0) && 5 == calculate_output_~input#1) && !(1 == ~a7~0)) && 8 == ~a12~0); 134069#L224 assume !(1 == ~a17~0 && 8 == ~a12~0 && 15 == ~a8~0 && ((!(1 == ~a7~0) && (5 == ~a16~0 || 6 == ~a16~0) && 2 == calculate_output_~input#1) && 1 == ~a21~0) && 1 == ~a20~0); 134070#L228 assume !(!(1 == ~a7~0) && (15 == ~a8~0 && (!(1 == ~a17~0) && 8 == ~a12~0 && 3 == calculate_output_~input#1 && 1 == ~a21~0) && 4 == ~a16~0) && 1 == ~a20~0); 134102#L233 assume !(5 == ~a16~0 && (!(1 == ~a21~0) && (13 == ~a8~0 && (2 == calculate_output_~input#1 && 1 == ~a20~0) && 8 == ~a12~0) && 1 == ~a7~0) && 1 == ~a17~0); 149771#L241 assume !(1 == ~a20~0 && (8 == ~a12~0 && 1 == ~a7~0 && 13 == ~a8~0 && ((!(1 == ~a17~0) && 5 == ~a16~0) || (1 == ~a17~0 && 6 == ~a16~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) && 3 == calculate_output_~input#1) && !(1 == ~a21~0)); 149770#L248 assume !(8 == ~a12~0 && 1 == ~a7~0 && !(1 == ~a21~0) && 13 == ~a8~0 && 6 == calculate_output_~input#1 && ((6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0)) || (4 == ~a16~0 && 1 == ~a17~0 && !(1 == ~a20~0)))); 149769#L255 assume !((!(1 == ~a7~0) && !(1 == ~a17~0) && ((4 == ~a16~0 && 15 == ~a8~0 && 1 == calculate_output_~input#1) && 8 == ~a12~0) && 1 == ~a21~0) && 1 == ~a20~0); 149768#L260 assume !(1 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a20~0) && 8 == ~a12~0 && 15 == ~a8~0 && !(1 == ~a7~0) && 1 == calculate_output_~input#1) && 6 == ~a16~0); 133844#L266 assume !(1 == ~a20~0 && 8 == ~a12~0 && ((1 == ~a17~0 && ((5 == ~a16~0 || 6 == ~a16~0) && 4 == calculate_output_~input#1) && 15 == ~a8~0) && 1 == ~a21~0) && !(1 == ~a7~0)); 133845#L271 assume !(((13 == ~a8~0 && (((!(1 == ~a21~0) && 6 == calculate_output_~input#1) && 1 == ~a20~0) && 8 == ~a12~0) && 1 == ~a17~0) && 1 == ~a7~0) && 5 == ~a16~0); 133931#L275 assume !(5 == ~a16~0 && (((8 == ~a12~0 && !(1 == ~a7~0) && 2 == calculate_output_~input#1 && !(1 == ~a20~0)) && 1 == ~a21~0) && 1 == ~a17~0) && 15 == ~a8~0); 149765#L278 assume !((8 == ~a12~0 && ((!(1 == ~a17~0) && 1 == ~a21~0 && 4 == calculate_output_~input#1 && !(1 == ~a7~0)) && 15 == ~a8~0) && 1 == ~a20~0) && 4 == ~a16~0); 134136#L283 assume !(1 == ~a7~0 && 13 == ~a8~0 && 8 == ~a12~0 && !(1 == ~a21~0) && 2 == calculate_output_~input#1 && (((1 == ~a20~0 && !(1 == ~a17~0)) && 6 == ~a16~0) || ((1 == ~a17~0 && !(1 == ~a20~0)) && 4 == ~a16~0))); 134137#L288 assume !(((((((!(1 == ~a20~0) && !(1 == ~a17~0) && !(1 == ~a7~0)) && 15 == ~a8~0) && 6 == ~a16~0) && 1 == ~a21~0) || (((13 == ~a8~0 && (1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0) && 4 == ~a16~0) && !(1 == ~a21~0))) && 6 == calculate_output_~input#1) && 8 == ~a12~0); 149725#L296 assume !((!(1 == ~a7~0) && !(1 == ~a17~0) && (((3 == calculate_output_~input#1 && 1 == ~a21~0) && 4 == ~a16~0) && 15 == ~a8~0) && 8 == ~a12~0) && !(1 == ~a20~0)); 134091#L302 assume !((((8 == ~a12~0 && (((1 == ~a17~0 && !(1 == ~a20~0)) && 4 == ~a16~0) || ((1 == ~a20~0 && !(1 == ~a17~0)) && 5 == ~a16~0) || ((!(1 == ~a17~0) && 1 == ~a20~0) && 6 == ~a16~0)) && 3 == calculate_output_~input#1) && 15 == ~a8~0) && 1 == ~a21~0) && !(1 == ~a7~0)); 134092#L309 assume !(((!(1 == ~a7~0) && (5 == calculate_output_~input#1 && (((5 == ~a16~0 && !(1 == ~a17~0) && 1 == ~a20~0) || (6 == ~a16~0 && 1 == ~a20~0 && !(1 == ~a17~0))) || (4 == ~a16~0 && !(1 == ~a20~0) && 1 == ~a17~0))) && 8 == ~a12~0) && 1 == ~a21~0) && 15 == ~a8~0); 134097#L316 assume !((!(1 == ~a7~0) && (1 == ~a21~0 && (1 == ~a17~0 && 8 == ~a12~0 && 2 == calculate_output_~input#1) && !(1 == ~a20~0)) && 6 == ~a16~0) && 15 == ~a8~0); 134168#L322 assume !((!(1 == ~a17~0) && 1 == ~a21~0 && (!(1 == ~a20~0) && 8 == ~a12~0 && 3 == calculate_output_~input#1 && !(1 == ~a7~0)) && 15 == ~a8~0) && 5 == ~a16~0); 148961#L326 assume !((5 == ~a16~0 && !(1 == ~a20~0) && (((6 == calculate_output_~input#1 && 1 == ~a21~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && 8 == ~a12~0) && 15 == ~a8~0); 148962#L328 assume !(!(1 == ~a7~0) && 1 == ~a17~0 && (6 == ~a16~0 && !(1 == ~a20~0) && (6 == calculate_output_~input#1 && 8 == ~a12~0) && 1 == ~a21~0) && 15 == ~a8~0); 148810#L334 assume !(((1 == ~a21~0 && 15 == ~a8~0 && 8 == ~a12~0 && !(1 == ~a7~0) && !(1 == ~a17~0) && 2 == calculate_output_~input#1) && 4 == ~a16~0) && 1 == ~a20~0); 148811#L339 assume !(15 == ~a8~0 && (4 == ~a16~0 && 8 == ~a12~0 && (!(1 == ~a20~0) && !(1 == ~a7~0) && 1 == calculate_output_~input#1) && !(1 == ~a17~0)) && 1 == ~a21~0); 134119#L343 assume !(1 == ~a21~0 && (8 == ~a12~0 && ((1 == ~a17~0 && 3 == calculate_output_~input#1 && (5 == ~a16~0 || 6 == ~a16~0)) && !(1 == ~a7~0)) && 1 == ~a20~0) && 15 == ~a8~0); 134120#L347 assume !(!(1 == ~a21~0) && 1 == ~a20~0 && (8 == ~a12~0 && 13 == ~a8~0 && ((5 == ~a16~0 && !(1 == ~a17~0)) || (1 == ~a17~0 && 6 == ~a16~0) || (!(1 == ~a17~0) && 4 == ~a16~0)) && 2 == calculate_output_~input#1) && 1 == ~a7~0); 149743#L355 assume !(1 == ~a7~0 && 8 == ~a12~0 && ((1 == ~a20~0 && ((!(1 == ~a17~0) && 5 == ~a16~0) || (1 == ~a17~0 && 6 == ~a16~0) || (4 == ~a16~0 && !(1 == ~a17~0))) && 4 == calculate_output_~input#1) && 13 == ~a8~0) && !(1 == ~a21~0)); 149742#L363 assume !(1 == ~a21~0 && (((!(1 == ~a7~0) && 15 == ~a8~0 && !(1 == ~a20~0) && 4 == calculate_output_~input#1) && 1 == ~a17~0) && 5 == ~a16~0) && 8 == ~a12~0); 149741#L365 assume !(((!(1 == ~a7~0) && (!(1 == ~a20~0) && 1 == ~a21~0 && 3 == calculate_output_~input#1 && 1 == ~a17~0) && 15 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0); 149740#L371 assume !((((!(1 == ~a17~0) && !(1 == ~a20~0) && 15 == ~a8~0 && 1 == calculate_output_~input#1 && 5 == ~a16~0) && 8 == ~a12~0) && 1 == ~a21~0) && !(1 == ~a7~0)); 134170#L373 assume !(((1 == ~a21~0 && 15 == ~a8~0 && (5 == ~a16~0 && 8 == ~a12~0 && 1 == calculate_output_~input#1) && 1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)); 133852#L375 assume !((!(1 == ~a21~0) && 1 == ~a20~0 && ((13 == ~a8~0 && 1 == ~a7~0 && 5 == calculate_output_~input#1) && 1 == ~a17~0) && 8 == ~a12~0) && 5 == ~a16~0); 133853#L382 assume !(((!(1 == ~a7~0) && 1 == ~a21~0 && ((6 == calculate_output_~input#1 && 1 == ~a20~0) && 15 == ~a8~0) && !(1 == ~a17~0)) && 8 == ~a12~0) && 4 == ~a16~0); 134001#L387 assume !(((1 == ~a20~0 && ((!(1 == ~a21~0) && 1 == ~a7~0 && 1 == calculate_output_~input#1) && 13 == ~a8~0) && 1 == ~a17~0) && 8 == ~a12~0) && 5 == ~a16~0); 133990#L392 assume !(8 == ~a12~0 && 5 == calculate_output_~input#1 && ((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 15 == ~a8~0) && 6 == ~a16~0) && 1 == ~a21~0) || (!(1 == ~a21~0) && 4 == ~a16~0 && (1 == ~a20~0 && 1 == ~a7~0 && 1 == ~a17~0) && 13 == ~a8~0))); 133836#L401 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && !(1 == ~a20~0)) && 14 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133837#L401-2 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && 1 == ~a20~0) && 14 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 134127#L404-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && !(1 == ~a20~0)) && 15 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 134130#L407-1 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && 1 == ~a20~0) && 13 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 134131#L410-1 assume !((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 14 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133893#L413-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && !(1 == ~a20~0)) && 15 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 133856#L416-1 assume !((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 14 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 133857#L419-1 assume !((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && 1 == ~a20~0) && 14 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 134031#L422-1 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && 1 == ~a20~0) && 13 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 134032#L425-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && 1 == ~a20~0) && 14 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 134058#L428-1 assume !((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && 1 == ~a20~0) && 13 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133824#L431-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && !(1 == ~a20~0)) && 14 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 133825#L434-1 assume !((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 13 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133924#L437-1 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 13 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133896#L440-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && !(1 == ~a20~0)) && 14 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133897#L443-1 assume !((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && 1 == ~a20~0) && 13 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 134063#L446-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && 1 == ~a20~0) && 15 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 134064#L449-1 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && 1 == ~a20~0) && 15 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133942#L452-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && 1 == ~a20~0) && 13 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133873#L455-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0) && 13 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133874#L458-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && !(1 == ~a20~0)) && 15 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133994#L461-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && 1 == ~a20~0) && 15 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133921#L464-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && !(1 == ~a20~0)) && 13 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133889#L467-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0) && 15 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133890#L470-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && 1 == ~a20~0) && 13 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 134061#L473-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0) && 13 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133957#L476-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0) && 15 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 133958#L479-1 assume !((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 14 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133965#L482-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && !(1 == ~a20~0)) && 14 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 133966#L485-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && !(1 == ~a20~0)) && 15 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133840#L488-1 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && 1 == ~a20~0) && 13 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 133841#L491-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && 1 == ~a20~0) && 15 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133979#L494-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && !(1 == ~a20~0)) && 13 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133945#L497-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && !(1 == ~a20~0)) && 15 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133946#L500-1 assume !((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && 1 == ~a20~0) && 14 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 134027#L503-1 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && 1 == ~a20~0) && 14 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 134028#L506-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0) && 13 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 134051#L509-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0) && 14 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 134087#L512-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && !(1 == ~a20~0)) && 13 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133877#L515-1 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 14 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133878#L518-1 assume !((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 13 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133933#L521-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && !(1 == ~a20~0)) && 13 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133975#L524-1 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 14 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 133976#L527-1 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 13 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 134076#L530-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && !(1 == ~a20~0)) && 14 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 134077#L533-1 assume !((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 13 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 134074#L536-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && !(1 == ~a20~0)) && 13 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 134011#L539-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0) && 15 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 134012#L542-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0) && 14 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 134019#L545-1 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && 1 == ~a20~0) && 14 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 134149#L548-1 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 14 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 133886#L551-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && 1 == ~a20~0) && 14 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133887#L554-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && !(1 == ~a20~0)) && 13 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 149762#L557-1 assume !((((((1 == ~a17~0 && 1 == ~a7~0) && !(1 == ~a20~0)) && 15 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 134144#L560-1 assume !((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && 1 == ~a20~0) && 14 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133848#L563-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && !(1 == ~a20~0)) && 14 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 133849#L566-1 assume !((((((1 == ~a17~0 && !(1 == ~a7~0)) && !(1 == ~a20~0)) && 13 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 134035#L569-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && 1 == ~a20~0) && 13 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 134089#L572-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && 1 == ~a20~0) && 14 == ~a8~0) && 8 == ~a12~0) && 6 == ~a16~0) && 1 == ~a21~0); 134090#L575-1 assume !((((((!(1 == ~a17~0) && 1 == ~a7~0) && 1 == ~a20~0) && 14 == ~a8~0) && 8 == ~a12~0) && 4 == ~a16~0) && 1 == ~a21~0); 149757#L578-1 assume !((((((!(1 == ~a17~0) && !(1 == ~a7~0)) && 1 == ~a20~0) && 13 == ~a8~0) && 8 == ~a12~0) && 5 == ~a16~0) && 1 == ~a21~0); 149756#L581-1 calculate_output_#res#1 := -2; 134021#L584 main_#t~ret7#1 := calculate_output_#res#1;assume { :end_inline_calculate_output } true;main_~output~0#1 := main_#t~ret7#1;havoc main_#t~ret7#1; 133982#L593-2 assume !false;havoc main_~input~0#1;main_~input~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 133983#L598 assume !(((((1 != main_~input~0#1 && 2 != main_~input~0#1) && 3 != main_~input~0#1) && 4 != main_~input~0#1) && 5 != main_~input~0#1) && 6 != main_~input~0#1);assume { :begin_inline_calculate_output } true;calculate_output_#in~input#1 := main_~input~0#1;havoc calculate_output_#res#1;havoc calculate_output_~input#1;calculate_output_~input#1 := calculate_output_#in~input#1; 133900#L41 assume !((15 == ~a8~0 && (((1 == ~a21~0 && (5 == ~a16~0 || 6 == ~a16~0) && 1 == calculate_output_~input#1) && 1 == ~a20~0) && 1 == ~a17~0) && !(1 == ~a7~0)) && 8 == ~a12~0); 133901#L45 [2022-10-17 10:31:12,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:12,278 INFO L85 PathProgramCache]: Analyzing trace with hash 28699821, now seen corresponding path program 3 times [2022-10-17 10:31:12,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:31:12,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33385813] [2022-10-17 10:31:12,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:31:12,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:31:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:12,289 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:31:12,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:12,308 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:31:12,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:12,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1018017878, now seen corresponding path program 1 times [2022-10-17 10:31:12,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:31:12,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884779742] [2022-10-17 10:31:12,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:31:12,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:31:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:12,368 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:31:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:31:12,520 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:31:12,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:31:12,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1499282474, now seen corresponding path program 1 times [2022-10-17 10:31:12,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:31:12,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448772018] [2022-10-17 10:31:12,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:31:12,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:31:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:31:14,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:31:14,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:31:14,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448772018] [2022-10-17 10:31:14,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448772018] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:31:14,194 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:31:14,194 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-10-17 10:31:14,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980937949] [2022-10-17 10:31:14,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton