./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label03.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_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/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_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/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_f83778bc-e30b-4b87-a9da-00e0dd45c385/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 9a49aea6b3c1edfc7fe3f8f7bab6422e16330d8432eb730cabe992a1ced0cbc2 --- 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 10:23:25,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:23:25,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:23:25,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:23:25,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:23:25,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:23:25,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:23:25,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:23:25,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:23:25,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:23:25,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:23:25,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:23:25,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:23:25,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:23:25,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:23:25,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:23:25,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:23:25,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:23:25,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:23:25,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:23:25,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:23:25,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:23:25,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:23:25,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:23:25,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:23:25,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:23:25,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:23:25,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:23:25,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:23:25,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:23:25,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:23:25,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:23:25,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:23:25,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:23:25,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:23:25,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:23:25,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:23:25,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:23:25,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:23:25,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:23:25,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:23:25,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:23:25,714 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:23:25,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:23:25,715 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:23:25,715 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:23:25,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:23:25,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:23:25,718 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:23:25,718 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:23:25,718 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:23:25,719 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:23:25,720 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:23:25,720 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:23:25,721 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:23:25,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:23:25,721 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:23:25,722 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:23:25,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:23:25,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:23:25,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:23:25,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:23:25,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:23:25,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:23:25,724 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:23:25,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:23:25,726 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:23:25,726 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:23:25,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:23:25,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:23:25,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:23:25,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:23:25,728 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:23:25,730 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:23:25,730 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_f83778bc-e30b-4b87-a9da-00e0dd45c385/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a49aea6b3c1edfc7fe3f8f7bab6422e16330d8432eb730cabe992a1ced0cbc2 [2022-10-17 10:23:26,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:23:26,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:23:26,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:23:26,088 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:23:26,089 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:23:26,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/eca-rers2012/Problem01_label03.c [2022-10-17 10:23:26,175 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/data/617e05207/5219b396593b4b0480ea2ce01550e9d7/FLAG5d3fe0819 [2022-10-17 10:23:26,890 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:23:26,890 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/sv-benchmarks/c/eca-rers2012/Problem01_label03.c [2022-10-17 10:23:26,901 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/data/617e05207/5219b396593b4b0480ea2ce01550e9d7/FLAG5d3fe0819 [2022-10-17 10:23:27,075 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/data/617e05207/5219b396593b4b0480ea2ce01550e9d7 [2022-10-17 10:23:27,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:23:27,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:23:27,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:23:27,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:23:27,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:23:27,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198ed20d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27, skipping insertion in model container [2022-10-17 10:23:27,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:23:27,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:23:27,567 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_f83778bc-e30b-4b87-a9da-00e0dd45c385/sv-benchmarks/c/eca-rers2012/Problem01_label03.c[21586,21599] [2022-10-17 10:23:27,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:23:27,599 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:23:27,694 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_f83778bc-e30b-4b87-a9da-00e0dd45c385/sv-benchmarks/c/eca-rers2012/Problem01_label03.c[21586,21599] [2022-10-17 10:23:27,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:23:27,715 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:23:27,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27 WrapperNode [2022-10-17 10:23:27,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:23:27,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:23:27,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:23:27,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:23:27,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,832 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 655 [2022-10-17 10:23:27,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:23:27,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:23:27,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:23:27,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:23:27,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,914 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:23:27,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:23:27,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:23:27,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:23:27,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27" (1/1) ... [2022-10-17 10:23:27,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:27,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:27,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:28,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:23:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:23:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:23:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:23:28,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:23:28,148 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:23:28,150 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:23:29,367 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:23:29,377 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:23:29,377 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:23:29,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:23:29 BoogieIcfgContainer [2022-10-17 10:23:29,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:23:29,381 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:23:29,382 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:23:29,386 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:23:29,386 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:23:29,387 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:23:27" (1/3) ... [2022-10-17 10:23:29,388 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@382ed1f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:23:29, skipping insertion in model container [2022-10-17 10:23:29,388 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:23:29,388 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:23:27" (2/3) ... [2022-10-17 10:23:29,389 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@382ed1f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:23:29, skipping insertion in model container [2022-10-17 10:23:29,389 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:23:29,389 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:23:29" (3/3) ... [2022-10-17 10:23:29,390 INFO L332 chiAutomizerObserver]: Analyzing ICFG Problem01_label03.c [2022-10-17 10:23:29,448 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:23:29,448 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:23:29,448 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:23:29,448 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:23:29,449 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:23:29,449 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:23:29,449 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:23:29,449 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:23:29,455 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 10:23:29,486 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 192 [2022-10-17 10:23:29,486 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:23:29,487 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:23:29,495 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-10-17 10:23:29,495 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:23:29,495 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:23:29,497 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 10:23:29,507 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 192 [2022-10-17 10:23:29,507 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:23:29,507 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:23:29,509 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-10-17 10:23:29,509 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:23:29,517 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 10:23:29,517 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 10:23:29,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:29,524 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-10-17 10:23:29,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:29,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863696539] [2022-10-17 10:23:29,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:29,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:29,648 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:29,710 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:29,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:29,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1268024, now seen corresponding path program 1 times [2022-10-17 10:23:29,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:29,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733832063] [2022-10-17 10:23:29,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:29,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:29,752 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:29,786 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:29,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:29,789 INFO L85 PathProgramCache]: Analyzing trace with hash 889695226, now seen corresponding path program 1 times [2022-10-17 10:23:29,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:29,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159101383] [2022-10-17 10:23:29,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:29,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:29,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:29,872 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:30,111 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:23:30,112 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:23:30,112 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:23:30,112 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:23:30,113 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:23:30,113 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:30,113 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:23:30,113 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:23:30,113 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label03.c_Iteration1_Loop [2022-10-17 10:23:30,114 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:23:30,114 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:23:30,137 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 10:23:30,149 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:30,154 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:30,160 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:30,170 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:30,174 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 10:23:30,184 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:30,187 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:30,194 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:30,199 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:30,391 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:23:30,392 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:23:30,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:30,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:30,401 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:30,404 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:30,405 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:30,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-10-17 10:23:30,420 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:30,421 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 10:23:30,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:30,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:30,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:30,458 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:30,468 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:30,468 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:30,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 10:23:30,478 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:30,478 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 10:23:30,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:30,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:30,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:30,515 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:30,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:23:30,523 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:30,523 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:30,547 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:30,547 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 10:23:30,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-10-17 10:23:30,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:30,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:30,572 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:30,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:23:30,584 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:30,584 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:30,606 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:30,606 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 10:23:30,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:30,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:30,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:30,642 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:30,648 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:30,648 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:30,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:23:30,677 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:30,678 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 10:23:30,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:30,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:30,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:30,708 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:30,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:23:30,712 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:30,713 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:30,748 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:30,748 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 10:23:30,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:30,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:30,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:30,783 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:30,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 10:23:30,791 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:30,791 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:30,811 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:30,811 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 10:23:30,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-10-17 10:23:30,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:30,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:30,836 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:30,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 10:23:30,840 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:30,840 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:30,867 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:30,867 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 10:23:30,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:30,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:30,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:30,900 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:30,916 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:30,916 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:30,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 10:23:30,935 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:30,935 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 10:23:30,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:30,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:30,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:30,963 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:30,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 10:23:30,968 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:30,968 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:31,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:31,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:31,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:31,005 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:31,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:23:31,008 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:23:31,008 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:31,039 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:23:31,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:31,062 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:23:31,062 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:23:31,062 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:23:31,062 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:23:31,062 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:23:31,062 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:31,062 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:23:31,062 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:23:31,063 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label03.c_Iteration1_Loop [2022-10-17 10:23:31,063 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:23:31,063 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:23:31,065 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 10:23:31,078 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 10:23:31,081 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 10:23:31,085 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 10:23:31,095 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 10:23:31,099 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 10:23:31,107 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 10:23:31,110 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 10:23:31,139 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 10:23:31,142 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 10:23:31,316 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:23:31,320 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:23:31,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:31,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:31,335 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:31,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:23:31,395 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 10:23:31,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:31,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:31,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:31,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:31,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:31,406 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:31,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:31,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:31,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:31,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:31,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:31,457 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:31,464 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 10:23:31,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:31,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:31,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:31,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:31,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:31,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:31,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:31,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:23:31,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:31,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:31,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:31,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:31,543 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:31,549 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 10:23:31,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 10:23:31,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:31,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:31,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:31,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:31,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:31,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:31,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:31,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:31,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:31,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:31,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:31,615 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:31,619 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 10:23:31,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 10:23:31,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:31,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:31,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:31,628 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:23:31,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:31,631 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:23:31,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:31,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:31,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:31,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:31,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:31,685 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:31,695 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 10:23:31,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:31,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:31,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:31,704 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:23:31,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:31,705 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:23:31,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:31,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 10:23:31,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:31,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:31,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:31,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:31,756 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:31,762 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 10:23:31,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:31,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:31,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:31,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:31,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:31,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:31,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:31,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:23:31,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:31,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:31,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:31,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:31,825 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:31,835 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 10:23:31,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:31,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:31,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:31,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:31,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:31,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:31,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:31,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:23:31,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:31,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:31,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:31,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:31,897 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:31,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:23:31,899 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 10:23:31,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:31,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:31,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:31,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:31,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:31,913 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:31,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:31,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:31,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:31,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:31,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:31,977 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:31,987 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 10:23:31,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:31,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:31,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:31,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:31,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:32,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:32,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:32,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:23:32,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:32,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:32,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:32,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:32,056 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:32,060 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 10:23:32,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:32,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:32,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:32,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:32,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:32,073 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:32,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:32,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 10:23:32,087 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:23:32,093 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-10-17 10:23:32,093 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-10-17 10:23:32,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:32,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:32,097 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:32,100 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:23:32,100 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:23:32,100 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:23:32,101 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~a20~0) = 1*~a20~0 Supporting invariants [] [2022-10-17 10:23:32,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 10:23:32,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:32,138 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:23:32,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:32,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:23:32,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:32,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:23:32,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:32,284 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 10:23:32,331 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 10:23:32,336 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 10:23:33,054 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 10:23:33,058 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 10:23:33,066 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 10:23:33,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 624 transitions. [2022-10-17 10:23:33,072 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 624 transitions. Stem has 2 letters. Loop has 4 letters. [2022-10-17 10:23:33,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:33,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 624 transitions. Stem has 6 letters. Loop has 4 letters. [2022-10-17 10:23:33,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:33,075 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 624 transitions. Stem has 2 letters. Loop has 8 letters. [2022-10-17 10:23:33,075 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:33,076 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 786 states and 1203 transitions. [2022-10-17 10:23:33,109 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 323 [2022-10-17 10:23:33,119 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 786 states to 460 states and 680 transitions. [2022-10-17 10:23:33,120 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 326 [2022-10-17 10:23:33,122 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 328 [2022-10-17 10:23:33,123 INFO L73 IsDeterministic]: Start isDeterministic. Operand 460 states and 680 transitions. [2022-10-17 10:23:33,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:23:33,123 INFO L218 hiAutomatonCegarLoop]: Abstraction has 460 states and 680 transitions. [2022-10-17 10:23:33,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states and 680 transitions. [2022-10-17 10:23:33,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 458. [2022-10-17 10:23:33,185 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 10:23:33,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 678 transitions. [2022-10-17 10:23:33,194 INFO L240 hiAutomatonCegarLoop]: Abstraction has 458 states and 678 transitions. [2022-10-17 10:23:33,194 INFO L428 stractBuchiCegarLoop]: Abstraction has 458 states and 678 transitions. [2022-10-17 10:23:33,194 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:23:33,194 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 458 states and 678 transitions. [2022-10-17 10:23:33,198 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 323 [2022-10-17 10:23:33,198 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:23:33,198 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:23:33,200 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 10:23:33,200 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:23:33,201 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 10:23:33,210 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 10:23:33,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:33,210 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-10-17 10:23:33,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:33,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180045872] [2022-10-17 10:23:33,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:33,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:33,227 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:33,252 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:33,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:33,252 INFO L85 PathProgramCache]: Analyzing trace with hash -610794083, now seen corresponding path program 1 times [2022-10-17 10:23:33,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:33,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705107478] [2022-10-17 10:23:33,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:33,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:33,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:33,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:33,303 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:33,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:33,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1479452906, now seen corresponding path program 1 times [2022-10-17 10:23:33,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:33,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774158783] [2022-10-17 10:23:33,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:33,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:33,332 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:33,399 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:33,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:33,610 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:23:33,611 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:23:33,611 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:23:33,611 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:23:33,611 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:23:33,611 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:33,611 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:23:33,611 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:23:33,611 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label03.c_Iteration2_Loop [2022-10-17 10:23:33,611 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:23:33,611 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:23:33,613 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 10:23:33,620 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 10:23:33,624 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 10:23:33,634 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 10:23:33,637 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 10:23:33,643 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 10:23:33,646 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 10:23:33,649 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 10:23:33,653 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 10:23:33,659 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 10:23:33,819 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:23:33,819 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:23:33,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:33,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:33,823 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:33,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:33,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:33,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:23:33,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:33,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:33,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:33,899 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:33,901 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:23:33,901 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:33,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:23:33,975 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:23:33,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:33,982 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:23:33,982 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:23:33,982 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:23:33,982 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:23:33,982 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:23:33,982 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:33,982 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:23:33,982 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:23:33,982 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label03.c_Iteration2_Loop [2022-10-17 10:23:33,983 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:23:33,983 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:23:33,984 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 10:23:33,990 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 10:23:33,995 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:34,001 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 10:23:34,005 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 10:23:34,007 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 10:23:34,010 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 10:23:34,013 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 10:23:34,018 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 10:23:34,027 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 10:23:34,166 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:23:34,167 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:23:34,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:34,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:34,170 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:34,172 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 10:23:34,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:34,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:34,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:34,181 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:23:34,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:34,185 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:23:34,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:34,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:23:34,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:34,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:34,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:34,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:34,248 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:34,251 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 10:23:34,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:23:34,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:34,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:34,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:34,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:34,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:34,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:34,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:34,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:34,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:34,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:34,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:34,311 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:34,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:34,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:34,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:34,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:34,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:34,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:34,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:34,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:34,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:23:34,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:34,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-10-17 10:23:34,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:34,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:34,368 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:34,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:23:34,370 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 10:23:34,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:34,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:34,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:34,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:34,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:34,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:34,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:34,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:34,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:34,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:34,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:34,427 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:34,429 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 10:23:34,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:34,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:34,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:34,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:34,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:34,439 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:34,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:34,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:23:34,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:34,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-10-17 10:23:34,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:34,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:34,478 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:34,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:23:34,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:34,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:34,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:34,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:34,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:34,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:34,487 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:34,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:34,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:34,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:34,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:34,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:34,509 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:34,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:23:34,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:34,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:34,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:34,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:34,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:34,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:34,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:34,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:34,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:34,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-10-17 10:23:34,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:34,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:34,568 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:34,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:23:34,584 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 10:23:34,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:34,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:34,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:34,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:34,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:34,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:34,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:34,611 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:23:34,625 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-10-17 10:23:34,625 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-10-17 10:23:34,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:34,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:34,631 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:34,633 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:23:34,633 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:23:34,633 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:23:34,633 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~a8~0) = 1*~a8~0 Supporting invariants [] [2022-10-17 10:23:34,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:23:34,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:34,675 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:23:34,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:34,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:34,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:23:34,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:34,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:23:34,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:34,769 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 10:23:34,770 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 10:23:34,770 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 10:23:35,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:35,349 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 10:23:35,350 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 10:23:35,351 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 10:23:35,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 629 transitions. [2022-10-17 10:23:35,352 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 629 transitions. Stem has 3 letters. Loop has 7 letters. [2022-10-17 10:23:35,353 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:35,353 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 629 transitions. Stem has 10 letters. Loop has 7 letters. [2022-10-17 10:23:35,353 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:35,353 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 629 transitions. Stem has 3 letters. Loop has 14 letters. [2022-10-17 10:23:35,354 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:35,354 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1569 states and 2218 transitions. [2022-10-17 10:23:35,372 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 585 [2022-10-17 10:23:35,385 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1569 states to 1255 states and 1716 transitions. [2022-10-17 10:23:35,385 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 590 [2022-10-17 10:23:35,387 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 593 [2022-10-17 10:23:35,387 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1255 states and 1716 transitions. [2022-10-17 10:23:35,391 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:23:35,391 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1255 states and 1716 transitions. [2022-10-17 10:23:35,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states and 1716 transitions. [2022-10-17 10:23:35,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1252. [2022-10-17 10:23:35,443 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 10:23:35,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1252 states and 1713 transitions. [2022-10-17 10:23:35,449 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1252 states and 1713 transitions. [2022-10-17 10:23:35,449 INFO L428 stractBuchiCegarLoop]: Abstraction has 1252 states and 1713 transitions. [2022-10-17 10:23:35,450 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-10-17 10:23:35,450 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1252 states and 1713 transitions. [2022-10-17 10:23:35,458 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 585 [2022-10-17 10:23:35,458 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:23:35,459 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:23:35,461 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-10-17 10:23:35,462 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:23:35,462 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 10:23:35,462 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 10:23:35,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:35,462 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2022-10-17 10:23:35,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:35,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575169072] [2022-10-17 10:23:35,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:35,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:35,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:35,498 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:35,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:35,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1383516540, now seen corresponding path program 1 times [2022-10-17 10:23:35,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:35,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265307783] [2022-10-17 10:23:35,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:35,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:35,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:35,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:35,543 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:35,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:35,544 INFO L85 PathProgramCache]: Analyzing trace with hash -103207691, now seen corresponding path program 1 times [2022-10-17 10:23:35,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:35,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060010738] [2022-10-17 10:23:35,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:35,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:35,633 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 10:23:35,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:23:35,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060010738] [2022-10-17 10:23:35,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060010738] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:23:35,635 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:23:35,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:23:35,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658905900] [2022-10-17 10:23:35,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:23:35,845 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:23:35,845 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:23:35,845 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:23:35,845 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:23:35,845 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:23:35,845 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:35,845 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:23:35,845 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:23:35,845 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label03.c_Iteration3_Loop [2022-10-17 10:23:35,845 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:23:35,845 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:23:35,847 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 10:23:35,850 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 10:23:35,867 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 10:23:35,874 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 10:23:35,876 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 10:23:35,879 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 10:23:35,884 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 10:23:35,887 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 10:23:35,889 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 10:23:35,892 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 10:23:35,895 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 10:23:36,146 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:23:36,146 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:23:36,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:36,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:36,148 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:36,155 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:36,156 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:36,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:23:36,183 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:36,184 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 10:23:36,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:36,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:36,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:36,235 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:36,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 10:23:36,237 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:36,237 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:36,295 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:36,295 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 10:23:36,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:36,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:36,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:36,331 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:36,333 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:36,334 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:36,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 10:23:36,368 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:36,368 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 10:23:36,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:36,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:36,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:36,397 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:36,399 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:36,399 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:36,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 10:23:36,407 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:36,408 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 10:23:36,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:36,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:36,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:36,430 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:36,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 10:23:36,432 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:36,432 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:36,439 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:36,439 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 10:23:36,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:36,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:36,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:36,459 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:36,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 10:23:36,461 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:36,461 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:36,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:36,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:36,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:36,489 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:36,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 10:23:36,492 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:23:36,492 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:36,501 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:23:36,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-10-17 10:23:36,520 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:23:36,520 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:23:36,520 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:23:36,520 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:23:36,521 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:23:36,521 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:36,521 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:23:36,521 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:23:36,521 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label03.c_Iteration3_Loop [2022-10-17 10:23:36,521 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:23:36,521 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:23:36,522 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 10:23:36,538 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 10:23:36,541 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 10:23:36,544 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 10:23:36,563 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 10:23:36,566 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 10:23:36,572 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 10:23:36,576 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 10:23:36,582 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 10:23:36,586 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 10:23:36,590 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 10:23:36,827 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:23:36,827 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:23:36,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:36,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:36,831 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:36,833 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 10:23:36,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:36,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:36,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:36,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:36,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:36,844 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:36,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:36,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 10:23:36,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:36,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:36,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:36,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:36,893 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:36,896 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 10:23:36,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:36,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:36,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:36,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:36,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:36,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:36,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:36,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 10:23:36,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:36,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-10-17 10:23:36,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:36,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:36,945 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:36,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 10:23:36,946 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 10:23:36,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:36,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:36,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:36,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:36,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:36,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:36,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:36,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:36,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:36,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:36,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:36,975 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:36,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 10:23:36,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:36,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:36,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:36,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:36,987 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2022-10-17 10:23:36,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:36,997 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:23:36,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:37,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:37,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:37,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:37,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:37,031 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:37,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 10:23:37,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:37,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:37,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:37,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:37,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:37,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:37,042 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:37,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:37,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:37,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:37,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:37,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:37,068 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:37,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 10:23:37,070 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 10:23:37,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:37,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:37,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:37,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:37,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:37,079 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:37,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:37,097 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:23:37,120 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-10-17 10:23:37,120 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-10-17 10:23:37,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:37,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:37,135 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:37,136 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:23:37,136 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:23:37,136 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:23:37,136 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~a17~0) = 1*~a17~0 Supporting invariants [] [2022-10-17 10:23:37,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 10:23:37,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:37,170 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:23:37,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:37,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:37,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:23:37,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:37,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:37,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:23:37,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:37,266 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 10:23:37,267 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 10:23:37,267 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 10:23:37,824 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 10:23:37,839 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 10:23:37,840 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 10:23:37,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 607 transitions. [2022-10-17 10:23:37,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 607 transitions. Stem has 4 letters. Loop has 9 letters. [2022-10-17 10:23:37,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:37,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 607 transitions. Stem has 13 letters. Loop has 9 letters. [2022-10-17 10:23:37,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:37,842 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 607 transitions. Stem has 4 letters. Loop has 18 letters. [2022-10-17 10:23:37,842 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:37,842 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4228 states and 5473 transitions. [2022-10-17 10:23:37,880 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1109 [2022-10-17 10:23:37,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:37,934 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4228 states to 3914 states and 4971 transitions. [2022-10-17 10:23:37,934 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1120 [2022-10-17 10:23:37,936 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1125 [2022-10-17 10:23:37,936 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3914 states and 4971 transitions. [2022-10-17 10:23:37,937 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:23:37,937 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3914 states and 4971 transitions. [2022-10-17 10:23:37,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3914 states and 4971 transitions. [2022-10-17 10:23:38,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3914 to 3907. [2022-10-17 10:23:38,013 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 10:23:38,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3907 states to 3907 states and 4964 transitions. [2022-10-17 10:23:38,032 INFO L240 hiAutomatonCegarLoop]: Abstraction has 3907 states and 4964 transitions. [2022-10-17 10:23:38,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:23:38,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:23:38,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:23:38,037 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 10:23:38,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:23:38,768 INFO L93 Difference]: Finished difference Result 7721 states and 9633 transitions. [2022-10-17 10:23:38,768 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7721 states and 9633 transitions. [2022-10-17 10:23:38,893 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 2096 [2022-10-17 10:23:38,958 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7721 states to 7660 states and 9531 transitions. [2022-10-17 10:23:38,958 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2108 [2022-10-17 10:23:38,962 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2108 [2022-10-17 10:23:38,962 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7660 states and 9531 transitions. [2022-10-17 10:23:38,967 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:23:38,967 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7660 states and 9531 transitions. [2022-10-17 10:23:38,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7660 states and 9531 transitions. [2022-10-17 10:23:39,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7660 to 7005. [2022-10-17 10:23:39,118 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 10:23:39,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7005 states to 7005 states and 8741 transitions. [2022-10-17 10:23:39,147 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7005 states and 8741 transitions. [2022-10-17 10:23:39,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:23:39,148 INFO L428 stractBuchiCegarLoop]: Abstraction has 7005 states and 8741 transitions. [2022-10-17 10:23:39,149 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-10-17 10:23:39,149 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7005 states and 8741 transitions. [2022-10-17 10:23:39,184 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1834 [2022-10-17 10:23:39,184 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:23:39,184 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:23:39,186 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:23:39,186 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 10:23:39,186 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 10:23:39,187 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 10:23:39,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:39,188 INFO L85 PathProgramCache]: Analyzing trace with hash 28699821, now seen corresponding path program 1 times [2022-10-17 10:23:39,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:39,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40792753] [2022-10-17 10:23:39,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:39,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:39,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:39,208 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:39,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:39,209 INFO L85 PathProgramCache]: Analyzing trace with hash -138367681, now seen corresponding path program 1 times [2022-10-17 10:23:39,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:39,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179294227] [2022-10-17 10:23:39,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:39,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:39,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:39,269 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:39,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:39,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1397813011, now seen corresponding path program 1 times [2022-10-17 10:23:39,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:39,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338997016] [2022-10-17 10:23:39,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:39,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:39,416 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 10:23:39,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:23:39,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338997016] [2022-10-17 10:23:39,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338997016] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:23:39,417 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:23:39,417 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:23:39,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434167570] [2022-10-17 10:23:39,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:23:39,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:23:39,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:23:39,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:23:39,852 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 10:23:40,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:23:40,475 INFO L93 Difference]: Finished difference Result 11474 states and 13708 transitions. [2022-10-17 10:23:40,475 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11474 states and 13708 transitions. [2022-10-17 10:23:40,551 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 3406 [2022-10-17 10:23:40,658 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11474 states to 11474 states and 13708 transitions. [2022-10-17 10:23:40,658 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3418 [2022-10-17 10:23:40,664 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3418 [2022-10-17 10:23:40,664 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11474 states and 13708 transitions. [2022-10-17 10:23:40,675 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:23:40,675 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11474 states and 13708 transitions. [2022-10-17 10:23:40,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11474 states and 13708 transitions. [2022-10-17 10:23:40,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11474 to 8451. [2022-10-17 10:23:40,929 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 10:23:40,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8451 states to 8451 states and 10245 transitions. [2022-10-17 10:23:40,991 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8451 states and 10245 transitions. [2022-10-17 10:23:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:23:40,994 INFO L428 stractBuchiCegarLoop]: Abstraction has 8451 states and 10245 transitions. [2022-10-17 10:23:40,994 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-10-17 10:23:40,994 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8451 states and 10245 transitions. [2022-10-17 10:23:41,028 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 2620 [2022-10-17 10:23:41,029 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:23:41,029 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:23:41,031 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:23:41,032 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 10:23:41,032 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 10:23:41,033 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 10:23:41,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:41,034 INFO L85 PathProgramCache]: Analyzing trace with hash 28699821, now seen corresponding path program 2 times [2022-10-17 10:23:41,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:41,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180162096] [2022-10-17 10:23:41,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:41,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:41,107 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:41,115 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:41,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:41,119 INFO L85 PathProgramCache]: Analyzing trace with hash -544153846, now seen corresponding path program 1 times [2022-10-17 10:23:41,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:41,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986909396] [2022-10-17 10:23:41,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:41,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:41,169 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:41,217 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:41,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:41,223 INFO L85 PathProgramCache]: Analyzing trace with hash 702363062, now seen corresponding path program 1 times [2022-10-17 10:23:41,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:41,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240850968] [2022-10-17 10:23:41,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:41,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:41,425 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 10:23:41,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:23:41,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240850968] [2022-10-17 10:23:41,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240850968] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:23:41,426 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:23:41,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:23:41,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346847540] [2022-10-17 10:23:41,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:23:42,093 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:23:42,094 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:23:42,094 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:23:42,094 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:23:42,094 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:23:42,094 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:42,094 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:23:42,094 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:23:42,094 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label03.c_Iteration5_Loop [2022-10-17 10:23:42,094 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:23:42,094 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:23:42,096 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 10:23:42,100 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 10:23:42,120 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 10:23:42,123 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 10:23:42,129 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:42,134 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:42,137 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 10:23:42,140 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 10:23:42,143 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:42,146 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:23:42,151 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 10:23:42,434 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:23:42,435 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:23:42,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:42,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:42,444 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:42,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 10:23:42,446 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:42,446 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:42,460 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:42,460 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 10:23:42,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-10-17 10:23:42,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:42,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:42,483 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:42,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-10-17 10:23:42,485 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:42,485 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:42,512 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:42,512 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 10:23:42,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:42,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:42,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:42,535 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:42,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-10-17 10:23:42,537 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:42,537 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:42,546 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:23:42,546 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 10:23:42,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:42,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:42,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:42,569 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:42,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-10-17 10:23:42,571 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:23:42,571 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:42,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-10-17 10:23:42,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:42,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:42,637 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:42,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-10-17 10:23:42,641 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:23:42,641 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:23:42,659 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:23:42,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-10-17 10:23:42,679 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:23:42,679 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:23:42,679 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:23:42,679 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:23:42,679 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:23:42,679 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:42,679 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:23:42,679 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:23:42,680 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem01_label03.c_Iteration5_Loop [2022-10-17 10:23:42,680 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:23:42,680 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:23:42,681 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 10:23:42,696 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 10:23:42,698 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 10:23:42,701 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 10:23:42,705 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 10:23:42,711 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 10:23:42,713 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 10:23:42,716 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 10:23:42,721 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 10:23:42,723 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 10:23:42,727 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 10:23:43,000 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:23:43,000 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:23:43,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:43,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:43,001 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:43,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-10-17 10:23:43,004 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 10:23:43,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:43,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:43,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:43,013 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2022-10-17 10:23:43,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:43,029 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:23:43,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:43,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:43,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:43,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:43,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:43,086 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:43,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-10-17 10:23:43,091 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 10:23:43,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:43,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:43,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:43,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:43,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:43,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:43,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:43,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:43,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:43,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:43,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:43,153 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:43,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:23:43,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:43,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:43,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:43,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:43,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:43,165 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:43,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:43,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 10:23:43,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:23:43,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:43,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:43,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:43,215 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:43,217 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 10:23:43,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:23:43,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:23:43,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:23:43,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:23:43,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:23:43,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 10:23:43,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:23:43,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:23:43,243 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:23:43,255 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-10-17 10:23:43,255 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-10-17 10:23:43,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:23:43,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:23:43,259 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:23:43,263 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:23:43,264 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:23:43,264 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:23:43,264 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~a7~0) = 1*~a7~0 Supporting invariants [] [2022-10-17 10:23:43,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 10:23:43,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:43,300 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:23:43,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:43,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:23:43,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:43,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:43,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:23:43,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:23:43,560 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 10:23:43,561 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 10:23:43,562 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 10:23:43,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83778bc-e30b-4b87-a9da-00e0dd45c385/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-10-17 10:23:44,166 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 10:23:44,167 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 10:23:44,168 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 10:23:44,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 181 transitions. [2022-10-17 10:23:44,169 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 181 transitions. Stem has 5 letters. Loop has 68 letters. [2022-10-17 10:23:44,171 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:44,171 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 181 transitions. Stem has 73 letters. Loop has 68 letters. [2022-10-17 10:23:44,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:44,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 181 transitions. Stem has 5 letters. Loop has 136 letters. [2022-10-17 10:23:44,173 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:23:44,173 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27942 states and 32868 transitions. [2022-10-17 10:23:44,323 INFO L131 ngComponentsAnalysis]: Automaton has 28 accepting balls. 5240 [2022-10-17 10:23:44,540 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27942 states to 27942 states and 32868 transitions. [2022-10-17 10:23:44,541 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5284 [2022-10-17 10:23:44,548 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5297 [2022-10-17 10:23:44,548 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27942 states and 32868 transitions. [2022-10-17 10:23:44,550 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:23:44,550 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27942 states and 32868 transitions. [2022-10-17 10:23:44,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27942 states and 32868 transitions. [2022-10-17 10:23:45,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27942 to 27918. [2022-10-17 10:23:45,079 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 10:23:45,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27918 states to 27918 states and 32844 transitions. [2022-10-17 10:23:45,269 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27918 states and 32844 transitions. [2022-10-17 10:23:45,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:23:45,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:23:45,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:23:45,271 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 10:23:45,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:23:45,940 INFO L93 Difference]: Finished difference Result 30510 states and 35026 transitions. [2022-10-17 10:23:45,940 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30510 states and 35026 transitions. [2022-10-17 10:23:46,097 INFO L131 ngComponentsAnalysis]: Automaton has 30 accepting balls. 6550 [2022-10-17 10:23:46,346 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30510 states to 22594 states and 26436 transitions. [2022-10-17 10:23:46,360 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6581 [2022-10-17 10:23:46,369 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6581 [2022-10-17 10:23:46,370 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22594 states and 26436 transitions. [2022-10-17 10:23:46,373 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:23:46,373 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22594 states and 26436 transitions. [2022-10-17 10:23:46,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22594 states and 26436 transitions. [2022-10-17 10:23:46,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22594 to 16882. [2022-10-17 10:23:46,691 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 10:23:46,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16882 states to 16882 states and 19947 transitions. [2022-10-17 10:23:46,727 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16882 states and 19947 transitions. [2022-10-17 10:23:46,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:23:46,729 INFO L428 stractBuchiCegarLoop]: Abstraction has 16882 states and 19947 transitions. [2022-10-17 10:23:46,729 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-10-17 10:23:46,730 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16882 states and 19947 transitions. [2022-10-17 10:23:46,782 INFO L131 ngComponentsAnalysis]: Automaton has 23 accepting balls. 5240 [2022-10-17 10:23:46,782 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:23:46,782 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:23:46,787 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:23:46,787 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 10:23:46,788 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 10:23:46,792 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 10:23:46,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:46,793 INFO L85 PathProgramCache]: Analyzing trace with hash 28699821, now seen corresponding path program 3 times [2022-10-17 10:23:46,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:46,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685285187] [2022-10-17 10:23:46,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:46,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:46,802 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:46,826 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:46,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:46,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1018017878, now seen corresponding path program 1 times [2022-10-17 10:23:46,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:46,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886439135] [2022-10-17 10:23:46,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:46,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:46,962 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:23:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:23:47,020 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:23:47,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:23:47,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1499282474, now seen corresponding path program 1 times [2022-10-17 10:23:47,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:23:47,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663985866] [2022-10-17 10:23:47,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:23:47,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:23:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:23:48,664 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 10:23:48,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:23:48,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663985866] [2022-10-17 10:23:48,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663985866] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:23:48,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:23:48,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-10-17 10:23:48,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962869713] [2022-10-17 10:23:48,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton