./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label09.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_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/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_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/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_d76a0db9-5ca3-4bdd-8796-073139f853c4/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 ffdda078a4af5cadd809285deda853e717921f28c9c08179af4d863a439eed59 --- 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 10:27:08,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:27:08,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:27:08,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:27:08,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:27:08,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:27:08,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:27:08,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:27:08,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:27:08,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:27:08,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:27:08,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:27:08,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:27:08,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:27:08,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:27:08,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:27:08,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:27:08,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:27:08,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:27:08,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:27:08,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:27:08,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:27:08,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:27:08,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:27:08,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:27:08,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:27:08,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:27:08,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:27:08,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:27:08,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:27:08,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:27:08,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:27:08,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:27:08,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:27:08,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:27:08,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:27:08,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:27:08,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:27:08,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:27:08,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:27:08,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:27:08,644 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:27:08,688 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:27:08,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:27:08,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:27:08,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:27:08,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:27:08,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:27:08,694 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:27:08,694 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:27:08,694 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:27:08,694 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:27:08,696 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:27:08,696 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:27:08,696 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:27:08,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:27:08,697 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:27:08,697 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:27:08,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:27:08,698 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:27:08,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:27:08,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:27:08,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:27:08,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:27:08,699 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:27:08,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:27:08,701 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:27:08,701 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:27:08,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:27:08,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:27:08,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:27:08,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:27:08,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:27:08,704 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:27:08,705 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_d76a0db9-5ca3-4bdd-8796-073139f853c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffdda078a4af5cadd809285deda853e717921f28c9c08179af4d863a439eed59 [2022-10-17 10:27:09,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:27:09,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:27:09,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:27:09,084 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:27:09,085 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:27:09,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/eca-rers2012/Problem01_label09.c [2022-10-17 10:27:09,168 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/data/f680d7803/8795649f877546c79cd312728ee825d5/FLAG93556e564 [2022-10-17 10:27:09,914 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:27:09,914 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/sv-benchmarks/c/eca-rers2012/Problem01_label09.c [2022-10-17 10:27:09,954 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/data/f680d7803/8795649f877546c79cd312728ee825d5/FLAG93556e564 [2022-10-17 10:27:10,157 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/data/f680d7803/8795649f877546c79cd312728ee825d5 [2022-10-17 10:27:10,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:27:10,164 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:27:10,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:27:10,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:27:10,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:27:10,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:10,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74a7435c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10, skipping insertion in model container [2022-10-17 10:27:10,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:10,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:27:10,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:27:10,671 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_d76a0db9-5ca3-4bdd-8796-073139f853c4/sv-benchmarks/c/eca-rers2012/Problem01_label09.c[20223,20236] [2022-10-17 10:27:10,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:27:10,737 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:27:10,869 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_d76a0db9-5ca3-4bdd-8796-073139f853c4/sv-benchmarks/c/eca-rers2012/Problem01_label09.c[20223,20236] [2022-10-17 10:27:10,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:27:10,913 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:27:10,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10 WrapperNode [2022-10-17 10:27:10,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:27:10,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:27:10,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:27:10,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:27:10,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:10,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:11,029 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 655 [2022-10-17 10:27:11,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:27:11,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:27:11,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:27:11,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:27:11,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:11,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:11,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:11,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:11,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:11,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:11,121 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:11,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:11,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:27:11,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:27:11,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:27:11,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:27:11,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10" (1/1) ... [2022-10-17 10:27:11,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:11,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:11,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:11,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:27:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:27:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:27:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:27:11,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:27:11,403 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:27:11,405 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:27:12,932 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:27:12,948 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:27:12,949 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:27:12,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:27:12 BoogieIcfgContainer [2022-10-17 10:27:12,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:27:12,956 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:27:12,956 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:27:12,961 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:27:12,962 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:27:12,963 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:27:10" (1/3) ... [2022-10-17 10:27:12,964 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46fdec51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:27:12, skipping insertion in model container [2022-10-17 10:27:12,964 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:27:12,964 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:27:10" (2/3) ... [2022-10-17 10:27:12,965 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46fdec51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:27:12, skipping insertion in model container [2022-10-17 10:27:12,965 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:27:12,965 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:27:12" (3/3) ... [2022-10-17 10:27:12,967 INFO L332 chiAutomizerObserver]: Analyzing ICFG Problem01_label09.c [2022-10-17 10:27:13,060 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:27:13,060 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:27:13,061 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:27:13,061 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:27:13,061 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:27:13,061 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:27:13,061 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:27:13,062 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:27:13,079 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 10:27:13,116 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 192 [2022-10-17 10:27:13,117 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:27:13,117 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:27:13,126 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-10-17 10:27:13,126 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:27:13,127 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:27:13,128 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 10:27:13,141 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 192 [2022-10-17 10:27:13,141 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:27:13,141 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:27:13,143 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-10-17 10:27:13,143 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:27:13,152 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 10:27:13,153 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 10:27:13,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:13,160 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-10-17 10:27:13,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:13,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773978890] [2022-10-17 10:27:13,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:13,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:13,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:13,291 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:13,332 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:13,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:13,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1268024, now seen corresponding path program 1 times [2022-10-17 10:27:13,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:13,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25689038] [2022-10-17 10:27:13,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:13,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:13,356 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:13,373 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:13,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:13,375 INFO L85 PathProgramCache]: Analyzing trace with hash 889695226, now seen corresponding path program 1 times [2022-10-17 10:27:13,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:13,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632756529] [2022-10-17 10:27:13,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:13,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:13,399 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:13,424 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:13,684 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:27:13,685 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:27:13,685 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:27:13,686 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:27:13,686 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:27:13,686 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:13,686 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:27:13,686 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:27:13,687 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label09.c_Iteration1_Loop [2022-10-17 10:27:13,687 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:27:13,687 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:27:13,714 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 10:27:13,726 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 10:27:13,730 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 10:27:13,735 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 10:27:13,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:27:13,750 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 10:27:13,761 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:27:13,765 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 10:27:13,773 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 10:27:13,779 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:27:13,994 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:27:13,995 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:27:13,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:13,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:14,000 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:14,009 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:14,009 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:14,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-10-17 10:27:14,038 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:14,038 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 10:27:14,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:14,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:14,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:14,087 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:14,098 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:14,098 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:14,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 10:27:14,122 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:14,122 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 10:27:14,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:14,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:14,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:14,174 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:14,177 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:14,177 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:14,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:27:14,214 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:14,214 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 10:27:14,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:14,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:14,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:14,261 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:14,267 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:14,267 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:14,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:27:14,293 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:14,293 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 10:27:14,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:14,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:14,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:14,341 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:14,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:27:14,344 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:14,345 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:14,366 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:14,367 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 10:27:14,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:14,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:14,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:14,412 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:14,422 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:14,423 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:14,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:27:14,449 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:14,449 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 10:27:14,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:14,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:14,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:14,498 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:14,505 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:14,505 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:14,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 10:27:14,530 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:14,530 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 10:27:14,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:14,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:14,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:14,578 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:14,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 10:27:14,584 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:14,585 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:14,612 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:14,612 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 10:27:14,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:14,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:14,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:14,657 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:14,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 10:27:14,666 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:14,666 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:14,690 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:14,690 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 10:27:14,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:14,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:14,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:14,740 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:14,747 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:14,748 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:14,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 10:27:14,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:14,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:14,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:14,809 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:14,818 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:27:14,819 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:14,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:27:14,842 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:27:14,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:14,884 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:27:14,884 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:27:14,884 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:27:14,884 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:27:14,885 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:27:14,885 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:14,885 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:27:14,885 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:27:14,885 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label09.c_Iteration1_Loop [2022-10-17 10:27:14,885 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:27:14,885 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:27:14,888 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 10:27:14,903 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 10:27:14,907 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 10:27:14,912 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 10:27:14,921 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 10:27:14,926 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 10:27:14,935 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 10:27:14,939 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 10:27:14,949 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 10:27:14,953 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:27:15,146 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:27:15,152 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:27:15,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:15,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:15,155 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:15,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:27:15,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:15,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:15,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:15,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:15,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:15,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:15,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:15,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:27:15,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:15,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:15,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:15,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:15,239 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:15,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:15,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:15,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:15,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:15,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:15,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:15,257 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:15,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:15,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:27:15,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:15,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:15,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:15,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:15,318 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:15,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 10:27:15,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:15,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:15,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:15,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:15,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:15,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:15,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:15,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:15,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:15,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:15,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:15,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:15,407 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:15,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:15,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:15,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:15,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:15,425 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:27:15,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:15,428 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:27:15,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:15,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 10:27:15,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:15,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:15,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:15,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:15,495 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:15,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 10:27:15,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:15,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:15,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:15,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:15,513 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:27:15,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:15,514 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:27:15,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:15,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:15,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:15,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:15,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:15,569 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:15,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:15,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:15,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:15,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:15,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:15,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:15,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:15,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:15,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:27:15,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:15,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:15,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:15,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:15,639 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:15,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:27:15,642 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 10:27:15,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:15,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:15,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:15,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:15,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:15,655 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:15,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:15,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:15,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:15,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:15,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:15,695 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:15,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:27:15,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:15,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:15,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:15,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:15,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:15,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:15,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:15,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:15,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:15,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-10-17 10:27:15,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:15,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:15,753 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:15,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:27:15,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:15,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:15,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:15,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:15,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:15,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:15,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:15,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:15,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:15,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:15,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:15,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:15,812 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:15,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 10:27:15,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:27:15,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:15,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:15,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:15,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:15,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:15,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:15,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:15,837 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:27:15,841 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-10-17 10:27:15,841 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-10-17 10:27:15,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:15,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:15,845 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:15,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 10:27:15,850 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:27:15,859 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:27:15,859 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:27:15,860 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~a20~0) = 1*~a20~0 Supporting invariants [] [2022-10-17 10:27:15,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:15,912 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:27:15,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:27:16,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:27:16,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:27:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:27:16,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:27:16,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:27:16,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:16,085 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 10:27:16,125 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 10:27:16,129 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 10:27:16,866 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 10:27:16,868 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 10:27:16,874 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 10:27:16,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 624 transitions. [2022-10-17 10:27:16,878 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 624 transitions. Stem has 2 letters. Loop has 4 letters. [2022-10-17 10:27:16,879 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:27:16,879 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 624 transitions. Stem has 6 letters. Loop has 4 letters. [2022-10-17 10:27:16,879 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:27:16,880 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 624 transitions. Stem has 2 letters. Loop has 8 letters. [2022-10-17 10:27:16,880 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:27:16,881 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 786 states and 1203 transitions. [2022-10-17 10:27:16,901 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 323 [2022-10-17 10:27:16,914 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 786 states to 460 states and 680 transitions. [2022-10-17 10:27:16,915 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 326 [2022-10-17 10:27:16,917 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 328 [2022-10-17 10:27:16,918 INFO L73 IsDeterministic]: Start isDeterministic. Operand 460 states and 680 transitions. [2022-10-17 10:27:16,918 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:27:16,918 INFO L218 hiAutomatonCegarLoop]: Abstraction has 460 states and 680 transitions. [2022-10-17 10:27:16,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states and 680 transitions. [2022-10-17 10:27:16,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 458. [2022-10-17 10:27:16,978 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 10:27:16,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 678 transitions. [2022-10-17 10:27:16,981 INFO L240 hiAutomatonCegarLoop]: Abstraction has 458 states and 678 transitions. [2022-10-17 10:27:16,982 INFO L428 stractBuchiCegarLoop]: Abstraction has 458 states and 678 transitions. [2022-10-17 10:27:16,982 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:27:16,982 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 458 states and 678 transitions. [2022-10-17 10:27:16,986 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 323 [2022-10-17 10:27:16,986 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:27:16,986 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:27:16,987 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 10:27:16,987 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:27:16,987 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 10:27:16,988 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 10:27:16,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:16,989 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-10-17 10:27:16,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:16,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103883685] [2022-10-17 10:27:16,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:16,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:17,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:17,016 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:17,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:17,017 INFO L85 PathProgramCache]: Analyzing trace with hash -610794083, now seen corresponding path program 1 times [2022-10-17 10:27:17,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:17,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242899054] [2022-10-17 10:27:17,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:17,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:17,031 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:17,046 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:17,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:17,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1479452906, now seen corresponding path program 1 times [2022-10-17 10:27:17,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:17,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482373731] [2022-10-17 10:27:17,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:17,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:17,066 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:17,106 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:17,317 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:27:17,318 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:27:17,318 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:27:17,318 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:27:17,318 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:27:17,318 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:17,318 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:27:17,319 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:27:17,319 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label09.c_Iteration2_Loop [2022-10-17 10:27:17,319 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:27:17,319 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:27:17,322 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 10:27:17,328 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 10:27:17,331 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 10:27:17,341 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 10:27:17,344 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 10:27:17,350 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 10:27:17,353 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 10:27:17,356 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 10:27:17,360 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 10:27:17,366 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 10:27:17,531 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:27:17,531 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:27:17,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:17,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:17,533 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:17,542 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:17,542 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:17,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:27:17,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:17,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:17,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:17,629 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:17,631 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:27:17,631 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:17,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:27:17,718 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:27:17,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:17,725 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:27:17,725 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:27:17,726 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:27:17,726 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:27:17,726 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:27:17,726 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:17,726 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:27:17,726 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:27:17,726 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label09.c_Iteration2_Loop [2022-10-17 10:27:17,726 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:27:17,726 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:27:17,728 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 10:27:17,736 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 10:27:17,742 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 10:27:17,749 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 10:27:17,752 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:27:17,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:27:17,759 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 10:27:17,763 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:27:17,770 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 10:27:17,780 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 10:27:17,961 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:27:17,961 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:27:17,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:17,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:17,965 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:17,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:17,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:17,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:17,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:17,978 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:27:17,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:17,981 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:27:17,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:17,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:27:17,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:18,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:18,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:18,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:18,036 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:18,040 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 10:27:18,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:18,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:18,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:18,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:18,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:18,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:18,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:18,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:27:18,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:18,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-10-17 10:27:18,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:18,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:18,106 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:18,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:18,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:27:18,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:18,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:18,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:18,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:18,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:18,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:18,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:18,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:18,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:18,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:18,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:18,192 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:18,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:18,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:18,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:18,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:18,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:18,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:18,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:18,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:18,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:27:18,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:18,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:18,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:18,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:18,252 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:18,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:27:18,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:27:18,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:18,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:18,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:18,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:18,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:18,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:18,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:18,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:18,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:18,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:18,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:18,303 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:18,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:18,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:27:18,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:18,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:18,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:18,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:18,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:18,316 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:18,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:18,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:18,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:18,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:18,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:18,358 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:18,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:27:18,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:18,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:18,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:18,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:18,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:18,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:18,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:18,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:18,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:18,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:18,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:18,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:18,402 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:18,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:27:18,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:18,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:18,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:18,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:18,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:18,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:18,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:18,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:18,453 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:27:18,458 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-10-17 10:27:18,458 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-10-17 10:27:18,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:18,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:18,465 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:18,468 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:27:18,468 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:27:18,468 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:27:18,468 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~a8~0) = 1*~a8~0 Supporting invariants [] [2022-10-17 10:27:18,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:27:18,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:18,509 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:27:18,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:18,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:27:18,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:27:18,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:27:18,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:27:18,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:27:18,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:27:18,602 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 10:27:18,603 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 10:27:18,603 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 10:27:18,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:19,248 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 10:27:19,249 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 10:27:19,250 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 10:27:19,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 629 transitions. [2022-10-17 10:27:19,252 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 629 transitions. Stem has 3 letters. Loop has 7 letters. [2022-10-17 10:27:19,253 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:27:19,253 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 629 transitions. Stem has 10 letters. Loop has 7 letters. [2022-10-17 10:27:19,253 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:27:19,253 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 629 transitions. Stem has 3 letters. Loop has 14 letters. [2022-10-17 10:27:19,254 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:27:19,254 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1569 states and 2218 transitions. [2022-10-17 10:27:19,272 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 585 [2022-10-17 10:27:19,286 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1569 states to 1255 states and 1716 transitions. [2022-10-17 10:27:19,287 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 590 [2022-10-17 10:27:19,288 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 593 [2022-10-17 10:27:19,289 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1255 states and 1716 transitions. [2022-10-17 10:27:19,293 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:27:19,293 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1255 states and 1716 transitions. [2022-10-17 10:27:19,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states and 1716 transitions. [2022-10-17 10:27:19,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1252. [2022-10-17 10:27:19,345 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 10:27:19,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1252 states and 1713 transitions. [2022-10-17 10:27:19,352 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1252 states and 1713 transitions. [2022-10-17 10:27:19,352 INFO L428 stractBuchiCegarLoop]: Abstraction has 1252 states and 1713 transitions. [2022-10-17 10:27:19,353 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-10-17 10:27:19,353 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1252 states and 1713 transitions. [2022-10-17 10:27:19,361 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 585 [2022-10-17 10:27:19,362 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:27:19,362 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:27:19,362 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-10-17 10:27:19,363 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:27:19,363 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 10:27:19,363 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 10:27:19,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:19,364 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2022-10-17 10:27:19,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:19,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93337151] [2022-10-17 10:27:19,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:19,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:19,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:19,378 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:19,392 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:19,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:19,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1383516540, now seen corresponding path program 1 times [2022-10-17 10:27:19,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:19,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427693291] [2022-10-17 10:27:19,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:19,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:19,413 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:19,427 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:19,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:19,428 INFO L85 PathProgramCache]: Analyzing trace with hash -103207691, now seen corresponding path program 1 times [2022-10-17 10:27:19,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:19,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960703492] [2022-10-17 10:27:19,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:19,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:19,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:27:19,585 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 10:27:19,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:27:19,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960703492] [2022-10-17 10:27:19,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960703492] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:27:19,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:27:19,587 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:27:19,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941063790] [2022-10-17 10:27:19,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:27:19,790 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:27:19,791 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:27:19,791 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:27:19,791 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:27:19,791 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:27:19,791 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:19,791 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:27:19,791 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:27:19,792 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label09.c_Iteration3_Loop [2022-10-17 10:27:19,792 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:27:19,792 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:27:19,794 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 10:27:19,797 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 10:27:19,815 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 10:27:19,823 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 10:27:19,826 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 10:27:19,830 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 10:27:19,834 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 10:27:19,837 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 10:27:19,840 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 10:27:19,843 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 10:27:19,845 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 10:27:20,110 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:27:20,111 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:27:20,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:20,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:20,117 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:20,126 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:20,126 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:20,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:27:20,154 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:20,154 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 10:27:20,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:20,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:20,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:20,194 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:20,198 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:20,199 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:20,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 10:27:20,236 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:20,236 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 10:27:20,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:20,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:20,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:20,264 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:20,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 10:27:20,268 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:20,268 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:20,277 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:20,277 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 10:27:20,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:20,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:20,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:20,304 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:20,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 10:27:20,306 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:20,306 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:20,317 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:20,318 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 10:27:20,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-10-17 10:27:20,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:20,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:20,342 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:20,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 10:27:20,345 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:20,345 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:20,355 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:20,355 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 10:27:20,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:20,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:20,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:20,384 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:20,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 10:27:20,387 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:20,388 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:20,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-10-17 10:27:20,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:20,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:20,421 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:20,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 10:27:20,423 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:27:20,423 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:20,442 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:27:20,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:20,465 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:27:20,466 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:27:20,466 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:27:20,466 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:27:20,466 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:27:20,466 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:20,466 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:27:20,466 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:27:20,466 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label09.c_Iteration3_Loop [2022-10-17 10:27:20,466 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:27:20,466 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:27:20,468 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 10:27:20,472 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 10:27:20,475 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 10:27:20,478 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 10:27:20,527 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 10:27:20,530 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 10:27:20,546 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 10:27:20,549 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 10:27:20,552 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 10:27:20,555 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 10:27:20,559 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 10:27:20,837 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:27:20,837 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:27:20,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:20,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:20,839 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:20,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 10:27:20,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:20,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:20,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:20,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:20,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:20,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:20,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:20,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:20,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:20,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:20,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:20,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:20,901 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:20,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 10:27:20,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:27:20,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:20,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:20,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:20,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:20,912 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:20,912 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:20,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:20,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:20,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:20,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:20,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:20,940 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:20,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 10:27:20,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:27:20,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:20,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:20,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:20,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:20,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:20,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:20,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:20,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:20,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-10-17 10:27:20,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:20,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:20,976 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:20,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 10:27:20,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:20,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:20,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:20,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:20,986 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2022-10-17 10:27:20,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:20,997 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:27:20,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:21,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:21,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:21,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:21,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:21,066 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:21,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 10:27:21,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:21,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:21,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:21,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:21,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:21,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:21,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:21,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:21,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:21,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:21,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:21,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:21,103 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:21,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:21,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 10:27:21,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:21,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:21,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:21,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:21,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:21,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:21,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:21,117 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:27:21,120 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-10-17 10:27:21,121 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-10-17 10:27:21,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:21,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:21,122 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:21,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 10:27:21,123 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:27:21,123 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:27:21,123 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:27:21,123 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~a17~0) = 1*~a17~0 Supporting invariants [] [2022-10-17 10:27:21,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:21,147 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:27:21,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:21,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:27:21,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:27:21,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:27:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:27:21,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:27:21,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:27:21,250 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 10:27:21,251 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 10:27:21,251 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 10:27:21,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:21,951 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 10:27:21,957 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 10:27:21,958 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 10:27:21,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 607 transitions. [2022-10-17 10:27:21,960 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 607 transitions. Stem has 4 letters. Loop has 9 letters. [2022-10-17 10:27:21,960 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:27:21,960 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 607 transitions. Stem has 13 letters. Loop has 9 letters. [2022-10-17 10:27:21,961 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:27:21,961 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 607 transitions. Stem has 4 letters. Loop has 18 letters. [2022-10-17 10:27:21,961 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:27:21,962 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4228 states and 5473 transitions. [2022-10-17 10:27:22,011 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1109 [2022-10-17 10:27:22,050 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4228 states to 3914 states and 4971 transitions. [2022-10-17 10:27:22,050 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1120 [2022-10-17 10:27:22,052 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1125 [2022-10-17 10:27:22,052 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3914 states and 4971 transitions. [2022-10-17 10:27:22,053 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:27:22,053 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3914 states and 4971 transitions. [2022-10-17 10:27:22,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3914 states and 4971 transitions. [2022-10-17 10:27:22,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3914 to 3907. [2022-10-17 10:27:22,126 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 10:27:22,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3907 states to 3907 states and 4964 transitions. [2022-10-17 10:27:22,144 INFO L240 hiAutomatonCegarLoop]: Abstraction has 3907 states and 4964 transitions. [2022-10-17 10:27:22,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:27:22,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:27:22,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:27:22,149 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 10:27:22,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:27:22,952 INFO L93 Difference]: Finished difference Result 7721 states and 9633 transitions. [2022-10-17 10:27:22,952 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7721 states and 9633 transitions. [2022-10-17 10:27:23,011 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 2096 [2022-10-17 10:27:23,078 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7721 states to 7660 states and 9531 transitions. [2022-10-17 10:27:23,079 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2108 [2022-10-17 10:27:23,082 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2108 [2022-10-17 10:27:23,082 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7660 states and 9531 transitions. [2022-10-17 10:27:23,087 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:27:23,088 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7660 states and 9531 transitions. [2022-10-17 10:27:23,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7660 states and 9531 transitions. [2022-10-17 10:27:23,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7660 to 7005. [2022-10-17 10:27:23,246 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 10:27:23,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7005 states to 7005 states and 8741 transitions. [2022-10-17 10:27:23,270 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7005 states and 8741 transitions. [2022-10-17 10:27:23,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:27:23,272 INFO L428 stractBuchiCegarLoop]: Abstraction has 7005 states and 8741 transitions. [2022-10-17 10:27:23,272 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-10-17 10:27:23,272 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7005 states and 8741 transitions. [2022-10-17 10:27:23,332 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1834 [2022-10-17 10:27:23,332 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:27:23,332 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:27:23,334 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:27:23,334 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 10:27:23,334 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 10:27:23,335 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 10:27:23,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:23,336 INFO L85 PathProgramCache]: Analyzing trace with hash 28699821, now seen corresponding path program 1 times [2022-10-17 10:27:23,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:23,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408631047] [2022-10-17 10:27:23,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:23,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:23,348 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:23,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:23,359 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:23,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:23,360 INFO L85 PathProgramCache]: Analyzing trace with hash -138367681, now seen corresponding path program 1 times [2022-10-17 10:27:23,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:23,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984149542] [2022-10-17 10:27:23,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:23,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:23,395 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:23,423 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:23,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:23,424 INFO L85 PathProgramCache]: Analyzing trace with hash 1397813011, now seen corresponding path program 1 times [2022-10-17 10:27:23,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:23,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590704897] [2022-10-17 10:27:23,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:23,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:27:23,563 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 10:27:23,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:27:23,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590704897] [2022-10-17 10:27:23,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590704897] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:27:23,565 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:27:23,565 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:27:23,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105616347] [2022-10-17 10:27:23,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:27:24,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:27:24,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:27:24,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:27:24,030 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 10:27:24,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:27:24,697 INFO L93 Difference]: Finished difference Result 11474 states and 13708 transitions. [2022-10-17 10:27:24,698 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11474 states and 13708 transitions. [2022-10-17 10:27:24,756 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 3406 [2022-10-17 10:27:24,883 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11474 states to 11474 states and 13708 transitions. [2022-10-17 10:27:24,883 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3418 [2022-10-17 10:27:24,887 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3418 [2022-10-17 10:27:24,887 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11474 states and 13708 transitions. [2022-10-17 10:27:24,897 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:27:24,897 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11474 states and 13708 transitions. [2022-10-17 10:27:24,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11474 states and 13708 transitions. [2022-10-17 10:27:25,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11474 to 8451. [2022-10-17 10:27:25,131 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 10:27:25,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8451 states to 8451 states and 10245 transitions. [2022-10-17 10:27:25,155 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8451 states and 10245 transitions. [2022-10-17 10:27:25,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:27:25,157 INFO L428 stractBuchiCegarLoop]: Abstraction has 8451 states and 10245 transitions. [2022-10-17 10:27:25,157 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-10-17 10:27:25,157 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8451 states and 10245 transitions. [2022-10-17 10:27:25,194 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 2620 [2022-10-17 10:27:25,194 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:27:25,194 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:27:25,196 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:27:25,196 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 10:27:25,196 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 10:27:25,197 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 10:27:25,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:25,198 INFO L85 PathProgramCache]: Analyzing trace with hash 28699821, now seen corresponding path program 2 times [2022-10-17 10:27:25,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:25,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240563565] [2022-10-17 10:27:25,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:25,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:25,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:25,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:25,216 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:25,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:25,217 INFO L85 PathProgramCache]: Analyzing trace with hash -544153846, now seen corresponding path program 1 times [2022-10-17 10:27:25,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:25,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27839191] [2022-10-17 10:27:25,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:25,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:25,267 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:25,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:25,312 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:25,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:25,323 INFO L85 PathProgramCache]: Analyzing trace with hash 702363062, now seen corresponding path program 1 times [2022-10-17 10:27:25,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:25,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200118331] [2022-10-17 10:27:25,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:25,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:27:25,668 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 10:27:25,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:27:25,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200118331] [2022-10-17 10:27:25,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200118331] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:27:25,669 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:27:25,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:27:25,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735652890] [2022-10-17 10:27:25,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:27:26,357 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:27:26,357 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:27:26,357 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:27:26,357 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:27:26,357 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:27:26,357 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:26,357 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:27:26,358 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:27:26,358 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label09.c_Iteration5_Loop [2022-10-17 10:27:26,358 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:27:26,358 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:27:26,360 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 10:27:26,363 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 10:27:26,382 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 10:27:26,386 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 10:27:26,390 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 10:27:26,396 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 10:27:26,403 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 10:27:26,405 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 10:27:26,408 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 10:27:26,411 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 10:27:26,416 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 10:27:26,679 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:27:26,680 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:27:26,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:26,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:26,681 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:26,683 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:26,683 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:26,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 10:27:26,710 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:26,710 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 10:27:26,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:26,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:26,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:26,750 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:26,752 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:26,752 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:26,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-10-17 10:27:26,778 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:26,778 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 10:27:26,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:26,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:26,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:26,815 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:26,818 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:26,818 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:26,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-10-17 10:27:26,838 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:27:26,838 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 10:27:26,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:26,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:26,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:26,878 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:26,880 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:27:26,880 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:26,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-10-17 10:27:26,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:26,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:26,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:26,950 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:26,952 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:27:26,952 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:27:26,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-10-17 10:27:26,981 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:27:27,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:27,018 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:27:27,019 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:27:27,019 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:27:27,019 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:27:27,019 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:27:27,019 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:27,019 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:27:27,019 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:27:27,019 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label09.c_Iteration5_Loop [2022-10-17 10:27:27,019 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:27:27,019 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:27:27,022 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 10:27:27,043 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 10:27:27,046 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 10:27:27,050 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 10:27:27,057 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 10:27:27,064 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 10:27:27,068 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 10:27:27,072 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 10:27:27,076 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 10:27:27,078 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 10:27:27,084 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 10:27:27,372 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:27:27,372 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:27:27,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:27,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:27,374 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:27,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:27,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:27,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:27,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:27,387 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2022-10-17 10:27:27,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:27,399 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:27:27,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:27,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-10-17 10:27:27,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:27,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:27,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:27,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:27,464 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:27,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:27,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:27,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:27,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:27,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:27,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:27,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:27,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:27,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-10-17 10:27:27,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:27,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:27,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:27,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:27,528 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:27,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:27,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:27,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:27,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:27,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:27,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:27,542 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:27,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:27,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 10:27:27,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:27:27,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:27,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:27,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:27,593 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:27,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:27:27,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:27:27,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:27:27,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:27:27,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:27:27,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:27:27,609 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:27:27,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:27:27,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 10:27:27,622 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:27:27,624 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-10-17 10:27:27,624 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-10-17 10:27:27,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:27:27,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:27:27,626 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:27:27,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 10:27:27,628 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:27:27,628 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:27:27,628 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:27:27,628 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~a7~0) = 1*~a7~0 Supporting invariants [] [2022-10-17 10:27:27,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:27,652 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:27:27,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:27:27,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:27:27,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:27:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:27:27,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:27:27,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:27:27,883 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 10:27:27,884 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 10:27:27,885 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 10:27:28,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76a0db9-5ca3-4bdd-8796-073139f853c4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-10-17 10:27:28,559 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 10:27:28,560 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 10:27:28,561 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 10:27:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 181 transitions. [2022-10-17 10:27:28,562 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 181 transitions. Stem has 5 letters. Loop has 68 letters. [2022-10-17 10:27:28,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:27:28,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 181 transitions. Stem has 73 letters. Loop has 68 letters. [2022-10-17 10:27:28,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:27:28,565 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 181 transitions. Stem has 5 letters. Loop has 136 letters. [2022-10-17 10:27:28,567 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:27:28,567 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27942 states and 32868 transitions. [2022-10-17 10:27:28,725 INFO L131 ngComponentsAnalysis]: Automaton has 28 accepting balls. 5240 [2022-10-17 10:27:28,958 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27942 states to 27942 states and 32868 transitions. [2022-10-17 10:27:28,959 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5284 [2022-10-17 10:27:28,974 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5297 [2022-10-17 10:27:28,975 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27942 states and 32868 transitions. [2022-10-17 10:27:28,976 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:27:28,977 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27942 states and 32868 transitions. [2022-10-17 10:27:29,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27942 states and 32868 transitions. [2022-10-17 10:27:29,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27942 to 27918. [2022-10-17 10:27:29,487 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 10:27:29,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27918 states to 27918 states and 32844 transitions. [2022-10-17 10:27:29,696 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27918 states and 32844 transitions. [2022-10-17 10:27:29,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:27:29,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:27:29,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:27:29,696 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 10:27:30,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:27:30,558 INFO L93 Difference]: Finished difference Result 30510 states and 35026 transitions. [2022-10-17 10:27:30,559 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30510 states and 35026 transitions. [2022-10-17 10:27:30,977 INFO L131 ngComponentsAnalysis]: Automaton has 30 accepting balls. 6550 [2022-10-17 10:27:31,080 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30510 states to 22594 states and 26436 transitions. [2022-10-17 10:27:31,081 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6581 [2022-10-17 10:27:31,090 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6581 [2022-10-17 10:27:31,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22594 states and 26436 transitions. [2022-10-17 10:27:31,094 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:27:31,094 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22594 states and 26436 transitions. [2022-10-17 10:27:31,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22594 states and 26436 transitions. [2022-10-17 10:27:31,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22594 to 16882. [2022-10-17 10:27:31,391 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 10:27:31,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16882 states to 16882 states and 19947 transitions. [2022-10-17 10:27:31,546 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16882 states and 19947 transitions. [2022-10-17 10:27:31,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:27:31,560 INFO L428 stractBuchiCegarLoop]: Abstraction has 16882 states and 19947 transitions. [2022-10-17 10:27:31,560 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-10-17 10:27:31,560 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16882 states and 19947 transitions. [2022-10-17 10:27:31,649 INFO L131 ngComponentsAnalysis]: Automaton has 23 accepting balls. 5240 [2022-10-17 10:27:31,649 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:27:31,649 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:27:31,654 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:27:31,654 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 10:27:31,654 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 10:27:31,659 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 10:27:31,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:31,660 INFO L85 PathProgramCache]: Analyzing trace with hash 28699821, now seen corresponding path program 3 times [2022-10-17 10:27:31,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:31,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840192999] [2022-10-17 10:27:31,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:31,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:31,680 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:31,691 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:31,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:31,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1018017878, now seen corresponding path program 1 times [2022-10-17 10:27:31,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:31,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735198661] [2022-10-17 10:27:31,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:31,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:31,757 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:27:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:27:31,803 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:27:31,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:27:31,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1499282474, now seen corresponding path program 1 times [2022-10-17 10:27:31,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:27:31,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801376427] [2022-10-17 10:27:31,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:27:31,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:27:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:27:33,550 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 10:27:33,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:27:33,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801376427] [2022-10-17 10:27:33,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801376427] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:27:33,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:27:33,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-10-17 10:27:33,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251200281] [2022-10-17 10:27:33,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton