./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD --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 9c0fb6a0d32b99c9a776859d2bc15d9177dc584955a2c1baa8ac133e976f40f7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:52:36,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:52:36,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:52:36,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:52:36,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:52:36,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:52:36,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:52:36,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:52:36,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:52:36,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:52:36,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:52:36,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:52:36,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:52:36,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:52:36,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:52:36,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:52:36,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:52:36,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:52:36,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:52:36,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:52:36,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:52:36,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:52:36,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:52:36,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:52:36,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:52:36,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:52:36,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:52:36,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:52:36,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:52:36,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:52:36,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:52:36,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:52:36,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:52:36,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:52:36,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:52:36,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:52:36,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:52:36,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:52:36,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:52:36,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:52:36,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:52:36,886 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 22:52:36,933 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:52:36,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:52:36,942 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:52:36,942 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:52:36,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:52:36,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:52:36,945 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:52:36,945 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 22:52:36,945 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 22:52:36,945 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 22:52:36,946 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 22:52:36,946 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 22:52:36,946 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 22:52:36,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:52:36,947 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:52:36,947 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 22:52:36,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:52:36,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:52:36,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:52:36,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 22:52:36,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 22:52:36,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 22:52:36,949 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:52:36,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:52:36,949 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 22:52:36,949 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:52:36,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 22:52:36,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:52:36,950 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:52:36,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:52:36,951 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:52:36,951 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:52:36,952 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 22:52:36,952 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_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c0fb6a0d32b99c9a776859d2bc15d9177dc584955a2c1baa8ac133e976f40f7 [2021-10-28 22:52:37,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:52:37,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:52:37,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:52:37,284 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:52:37,286 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:52:37,287 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2021-10-28 22:52:37,359 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/data/3e7015ed0/e75bee05447b4443a7ef5819afdf8eb7/FLAGe30c46736 [2021-10-28 22:52:37,837 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:52:37,837 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2021-10-28 22:52:37,848 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/data/3e7015ed0/e75bee05447b4443a7ef5819afdf8eb7/FLAGe30c46736 [2021-10-28 22:52:38,208 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/data/3e7015ed0/e75bee05447b4443a7ef5819afdf8eb7 [2021-10-28 22:52:38,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:52:38,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:52:38,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:52:38,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:52:38,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:52:38,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:52:38" (1/1) ... [2021-10-28 22:52:38,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49c59c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38, skipping insertion in model container [2021-10-28 22:52:38,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:52:38" (1/1) ... [2021-10-28 22:52:38,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:52:38,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:52:38,434 WARN L228 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_3463c072-d832-491e-93b5-dc8ace74e072/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c[548,561] [2021-10-28 22:52:38,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:52:38,454 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:52:38,465 WARN L228 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_3463c072-d832-491e-93b5-dc8ace74e072/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c[548,561] [2021-10-28 22:52:38,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:52:38,478 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:52:38,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38 WrapperNode [2021-10-28 22:52:38,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:52:38,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:52:38,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:52:38,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:52:38,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38" (1/1) ... [2021-10-28 22:52:38,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38" (1/1) ... [2021-10-28 22:52:38,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:52:38,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:52:38,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:52:38,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:52:38,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38" (1/1) ... [2021-10-28 22:52:38,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38" (1/1) ... [2021-10-28 22:52:38,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38" (1/1) ... [2021-10-28 22:52:38,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38" (1/1) ... [2021-10-28 22:52:38,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38" (1/1) ... [2021-10-28 22:52:38,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38" (1/1) ... [2021-10-28 22:52:38,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38" (1/1) ... [2021-10-28 22:52:38,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:52:38,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:52:38,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:52:38,528 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:52:38,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38" (1/1) ... [2021-10-28 22:52:38,537 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:38,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:38,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:38,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 22:52:38,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:52:38,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:52:38,614 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-10-28 22:52:38,614 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-10-28 22:52:38,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:52:38,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:52:38,615 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-28 22:52:38,615 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-28 22:52:38,810 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:52:38,810 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-28 22:52:38,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:52:38 BoogieIcfgContainer [2021-10-28 22:52:38,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:52:38,813 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 22:52:38,814 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 22:52:38,832 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 22:52:38,833 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 22:52:38,833 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 10:52:38" (1/3) ... [2021-10-28 22:52:38,843 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@45cd675d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 10:52:38, skipping insertion in model container [2021-10-28 22:52:38,843 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 22:52:38,843 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:38" (2/3) ... [2021-10-28 22:52:38,844 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@45cd675d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 10:52:38, skipping insertion in model container [2021-10-28 22:52:38,844 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 22:52:38,844 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:52:38" (3/3) ... [2021-10-28 22:52:38,845 INFO L389 chiAutomizerObserver]: Analyzing ICFG id2_i5_o5-2.c [2021-10-28 22:52:38,923 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 22:52:38,923 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 22:52:38,923 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 22:52:38,924 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 22:52:38,924 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 22:52:38,924 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 22:52:38,924 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 22:52:38,924 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 22:52:38,970 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-28 22:52:39,020 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-28 22:52:39,020 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 22:52:39,021 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 22:52:39,027 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 22:52:39,027 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-28 22:52:39,027 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 22:52:39,028 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-28 22:52:39,030 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-28 22:52:39,030 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 22:52:39,031 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 22:52:39,031 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 22:52:39,031 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-28 22:52:39,038 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(14);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 9#L-1true havoc main_#res;havoc main_#t~ret9, main_~input~0, main_~result~0;main_~input~0 := 5; 14#L21true call main_#t~ret9 := id(main_~input~0);< 10#idENTRYtrue [2021-10-28 22:52:39,039 INFO L793 eck$LassoCheckResult]: Loop: 10#idENTRYtrue ~x := #in~x; 7#L10true assume !(0 == ~x); 20#L11true call #t~ret7 := id2(~x - 1);< 5#id2ENTRYtrue ~x := #in~x; 17#L15true assume !(0 == ~x); 8#L16true call #t~ret8 := id(~x - 1);< 10#idENTRYtrue [2021-10-28 22:52:39,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:52:39,050 INFO L85 PathProgramCache]: Analyzing trace with hash 37822, now seen corresponding path program 1 times [2021-10-28 22:52:39,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:52:39,069 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439593395] [2021-10-28 22:52:39,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:52:39,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:52:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:52:39,209 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:52:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:52:39,275 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:52:39,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:52:39,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1571952061, now seen corresponding path program 1 times [2021-10-28 22:52:39,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:52:39,281 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911729986] [2021-10-28 22:52:39,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:52:39,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:52:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:52:39,298 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:52:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:52:39,317 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:52:39,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:52:39,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1615714374, now seen corresponding path program 1 times [2021-10-28 22:52:39,318 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:52:39,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050583993] [2021-10-28 22:52:39,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:52:39,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:52:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:52:39,341 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:52:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:52:39,385 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:52:39,604 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 22:52:39,605 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 22:52:39,605 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 22:52:39,605 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 22:52:39,605 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 22:52:39,606 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:39,606 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 22:52:39,606 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 22:52:39,606 INFO L133 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-2.c_Iteration1_Loop [2021-10-28 22:52:39,606 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 22:52:39,606 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 22:52:39,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:39,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:39,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:39,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:39,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:39,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:39,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:39,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:39,769 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 22:52:39,770 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 22:52:39,772 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:39,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:39,774 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:39,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 22:52:39,804 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:52:39,804 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:52:39,832 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:52:39,832 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#t~ret8=0} Honda state: {id2_#t~ret8=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:52:39,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:39,866 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:39,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:39,874 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:39,880 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:52:39,880 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:52:39,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 22:52:39,901 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:52:39,901 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#t~ret7=0} Honda state: {id_#t~ret7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:52:39,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:39,939 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:39,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:39,941 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:39,947 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:52:39,947 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:52:39,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 22:52:39,970 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:52:39,970 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#res=0} Honda state: {id_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:52:40,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:40,006 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:40,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:40,008 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:40,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 22:52:40,042 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:52:40,042 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:52:40,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:40,102 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:40,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:40,106 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:40,112 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 22:52:40,112 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:52:40,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 22:52:40,174 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:52:40,175 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#in~x=-5} Honda state: {id_#in~x=-5} Generalized eigenvectors: [{id_#in~x=0}, {id_#in~x=-2}, {id_#in~x=0}] Lambdas: [9, 1, 3] Nus: [0, 1] [2021-10-28 22:52:40,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-28 22:52:40,196 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:40,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:40,197 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:40,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 22:52:40,199 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:52:40,199 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:52:40,216 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:52:40,216 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_~x=0} Honda state: {id2_~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:52:40,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:40,236 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:40,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:40,237 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:40,239 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:52:40,239 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:52:40,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 22:52:40,270 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:52:40,270 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_~x=0} Honda state: {id_~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:52:40,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:40,303 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:40,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:40,306 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:40,318 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:52:40,318 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:52:40,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 22:52:40,342 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:52:40,342 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#in~x=0} Honda state: {id2_#in~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:52:40,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:40,370 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:40,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:40,372 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:40,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 22:52:40,377 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:52:40,378 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:52:40,388 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:52:40,389 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#res=0} Honda state: {id2_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:52:40,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:41,060 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 22:52:41,061 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 22:52:41,061 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 22:52:41,061 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 22:52:41,061 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 22:52:41,061 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:41,061 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 22:52:41,061 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 22:52:41,061 INFO L133 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-2.c_Iteration1_Lasso [2021-10-28 22:52:41,061 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 22:52:41,062 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 22:52:41,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:52:41,502 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 22:52:41,506 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 22:52:41,508 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:41,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:41,509 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:41,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:41,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:41,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:41,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:41,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:41,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:41,537 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:41,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 22:52:41,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:41,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:41,583 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:41,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:41,586 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:41,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:41,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:41,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:41,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:41,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:41,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:41,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:41,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:41,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 22:52:41,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:41,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:41,654 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:41,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:41,658 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:41,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:41,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:41,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:41,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:41,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:41,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:41,676 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:41,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:41,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 22:52:41,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:41,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:41,725 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:41,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:41,726 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:41,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 22:52:41,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:41,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:41,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:41,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:41,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:41,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:41,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:41,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:41,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:41,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-10-28 22:52:41,775 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:41,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:41,776 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:41,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 22:52:41,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:41,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:41,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:41,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:41,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:41,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:41,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:41,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:41,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:41,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:41,823 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:41,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:41,824 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:41,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 22:52:41,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:41,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:41,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:41,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:41,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:41,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:41,834 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:41,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:41,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:41,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:41,856 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:41,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:41,857 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:41,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 22:52:41,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:41,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:41,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:41,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:41,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:41,873 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:41,873 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:41,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:41,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:41,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:41,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:41,931 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:41,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 22:52:41,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:41,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:41,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:41,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:41,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:41,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:41,943 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:41,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:41,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:41,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:41,964 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:41,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:41,965 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:41,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 22:52:41,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:41,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:41,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:41,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:41,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:41,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:41,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:41,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:41,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-10-28 22:52:42,008 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,009 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 22:52:42,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:42,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:42,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:42,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:42,044 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,045 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 22:52:42,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:42,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:42,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:42,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:42,081 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,082 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 22:52:42,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:42,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:42,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-10-28 22:52:42,144 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,145 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 22:52:42,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,157 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:42,157 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:42,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-28 22:52:42,221 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,222 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 22:52:42,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:42,236 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:42,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:42,297 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,298 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 22:52:42,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,309 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:42,310 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:42,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:42,356 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,357 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 22:52:42,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,368 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:42,368 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:42,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-10-28 22:52:42,404 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,405 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 22:52:42,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:42,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:42,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-10-28 22:52:42,441 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,442 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 22:52:42,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:42,453 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:42,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-10-28 22:52:42,510 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,511 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:42,528 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:42,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 22:52:42,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:42,560 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,561 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 22:52:42,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,572 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:42,572 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:42,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-10-28 22:52:42,616 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,617 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 22:52:42,619 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 [2021-10-28 22:52:42,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:42,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:42,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:42,699 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,700 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,718 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:42,718 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:42,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 22:52:42,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:42,744 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,745 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-28 22:52:42,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:42,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:42,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:42,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:42,774 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,775 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-28 22:52:42,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:42,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,786 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:42,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:42,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-10-28 22:52:42,806 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,807 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-28 22:52:42,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:42,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:42,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:42,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-10-28 22:52:42,841 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,841 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-28 22:52:42,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 22:52:42,854 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 22:52:42,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-10-28 22:52:42,876 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,877 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-28 22:52:42,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:42,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:42,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:42,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-10-28 22:52:42,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,907 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-28 22:52:42,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:42,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:42,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:42,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-10-28 22:52:42,944 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,944 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-28 22:52:42,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:42,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:42,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:42,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:42,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-10-28 22:52:42,974 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:42,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:42,975 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:42,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-28 22:52:42,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:42,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:42,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:52:42,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:42,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:52:42,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:42,985 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:52:42,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:52:42,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:52:43,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:43,010 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:43,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:43,010 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:43,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-28 22:52:43,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 22:52:43,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:52:43,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:52:43,019 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 22:52:43,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:52:43,026 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-28 22:52:43,026 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 22:52:43,053 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 22:52:43,085 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-10-28 22:52:43,085 INFO L444 ModelExtractionUtils]: 1 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. [2021-10-28 22:52:43,087 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:43,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:43,113 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:43,163 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 22:52:43,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-28 22:52:43,187 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-10-28 22:52:43,187 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 22:52:43,188 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(id_#in~x) = 1*id_#in~x Supporting invariants [1*id_#in~x >= 0] [2021-10-28 22:52:43,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:43,247 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2021-10-28 22:52:43,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:52:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:52:43,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 22:52:43,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:52:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:52:43,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-28 22:52:43,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:52:43,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:52:43,574 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 6 loop predicates [2021-10-28 22:52:43,575 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:52:43,844 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 55 states and 62 transitions. Complement of second has 23 states. [2021-10-28 22:52:43,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2021-10-28 22:52:43,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:52:43,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 16 transitions. [2021-10-28 22:52:43,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 3 letters. Loop has 6 letters. [2021-10-28 22:52:43,852 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:52:43,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 9 letters. Loop has 6 letters. [2021-10-28 22:52:43,853 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:52:43,853 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 3 letters. Loop has 12 letters. [2021-10-28 22:52:43,854 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:52:43,854 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 62 transitions. [2021-10-28 22:52:43,865 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 22:52:43,868 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 0 states and 0 transitions. [2021-10-28 22:52:43,869 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 22:52:43,869 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 22:52:43,870 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 22:52:43,870 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:52:43,870 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:52:43,870 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:52:43,870 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:52:43,870 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 22:52:43,871 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 22:52:43,871 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 22:52:43,871 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 22:52:43,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 10:52:43 BoogieIcfgContainer [2021-10-28 22:52:43,877 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 22:52:43,878 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:52:43,878 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:52:43,878 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:52:43,879 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:52:38" (3/4) ... [2021-10-28 22:52:43,884 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 22:52:43,884 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:52:43,886 INFO L168 Benchmark]: Toolchain (without parser) took 5672.92 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 50.3 MB in the beginning and 45.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:52:43,890 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 83.9 MB. Free memory was 56.5 MB in the beginning and 56.5 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:52:43,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.99 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 50.1 MB in the beginning and 85.9 MB in the end (delta: -35.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:52:43,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.80 ms. Allocated memory is still 109.1 MB. Free memory was 85.9 MB in the beginning and 84.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:52:43,894 INFO L168 Benchmark]: Boogie Preprocessor took 17.85 ms. Allocated memory is still 109.1 MB. Free memory was 84.4 MB in the beginning and 83.4 MB in the end (delta: 992.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:52:43,895 INFO L168 Benchmark]: RCFGBuilder took 284.49 ms. Allocated memory is still 109.1 MB. Free memory was 83.4 MB in the beginning and 73.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:52:43,895 INFO L168 Benchmark]: BuchiAutomizer took 5064.00 ms. Allocated memory is still 109.1 MB. Free memory was 73.5 MB in the beginning and 45.8 MB in the end (delta: 27.7 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:52:43,898 INFO L168 Benchmark]: Witness Printer took 5.92 ms. Allocated memory is still 109.1 MB. Free memory is still 45.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:52:43,902 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 83.9 MB. Free memory was 56.5 MB in the beginning and 56.5 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 264.99 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 50.1 MB in the beginning and 85.9 MB in the end (delta: -35.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 28.80 ms. Allocated memory is still 109.1 MB. Free memory was 85.9 MB in the beginning and 84.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 17.85 ms. Allocated memory is still 109.1 MB. Free memory was 84.4 MB in the beginning and 83.4 MB in the end (delta: 992.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 284.49 ms. Allocated memory is still 109.1 MB. Free memory was 83.4 MB in the beginning and 73.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5064.00 ms. Allocated memory is still 109.1 MB. Free memory was 73.5 MB in the beginning and 45.8 MB in the end (delta: 27.7 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. * Witness Printer took 5.92 ms. Allocated memory is still 109.1 MB. Free memory is still 45.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(x) and consists of 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 11 SDtfs, 16 SDslu, 21 SDs, 0 SdLazy, 76 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital72 mio100 ax100 hnf100 lsp87 ukn73 mio100 lsp73 div100 bol100 ite100 ukn100 eq199 hnf97 smp100 dnf249 smp40 tf102 neg94 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 177ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 22:52:43,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-28 22:52:44,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3463c072-d832-491e-93b5-dc8ace74e072/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...