./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/gcd02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/gcd02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN --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 5840bf8cb045a250261e3957017079dce43a53700f7c91e31c16b36d5b980e00 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:00:30,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:00:30,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:00:30,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:00:30,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:00:30,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:00:30,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:00:30,799 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:00:30,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:00:30,803 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:00:30,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:00:30,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:00:30,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:00:30,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:00:30,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:00:30,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:00:30,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:00:30,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:00:30,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:00:30,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:00:30,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:00:30,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:00:30,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:00:30,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:00:30,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:00:30,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:00:30,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:00:30,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:00:30,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:00:30,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:00:30,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:00:30,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:00:30,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:00:30,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:00:30,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:00:30,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:00:30,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:00:30,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:00:30,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:00:30,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:00:30,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:00:30,848 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 12:00:30,879 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:00:30,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:00:30,880 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:00:30,880 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:00:30,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:00:30,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:00:30,882 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:00:30,882 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 12:00:30,883 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 12:00:30,883 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 12:00:30,883 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 12:00:30,883 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 12:00:30,884 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 12:00:30,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:00:30,884 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 12:00:30,884 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 12:00:30,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:00:30,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 12:00:30,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:00:30,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 12:00:30,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 12:00:30,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 12:00:30,886 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 12:00:30,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:00:30,887 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 12:00:30,887 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:00:30,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 12:00:30,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:00:30,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:00:30,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:00:30,889 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:00:30,892 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 12:00:30,893 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_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5840bf8cb045a250261e3957017079dce43a53700f7c91e31c16b36d5b980e00 [2022-11-20 12:00:31,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:00:31,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:00:31,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:00:31,282 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:00:31,283 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:00:31,284 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/recursive/gcd02.c [2022-11-20 12:00:35,153 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:00:35,397 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:00:35,398 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/sv-benchmarks/c/recursive/gcd02.c [2022-11-20 12:00:35,406 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/data/21befdcf5/e3c18afb4f014c20aa1b85f0e039ada0/FLAG73ba673f4 [2022-11-20 12:00:35,432 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/data/21befdcf5/e3c18afb4f014c20aa1b85f0e039ada0 [2022-11-20 12:00:35,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:00:35,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:00:35,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:00:35,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:00:35,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:00:35,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad884b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35, skipping insertion in model container [2022-11-20 12:00:35,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:00:35,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:00:35,655 WARN L237 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_8e3507ff-b94b-42b0-803b-8a9788734d06/sv-benchmarks/c/recursive/gcd02.c[623,636] [2022-11-20 12:00:35,667 WARN L237 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_8e3507ff-b94b-42b0-803b-8a9788734d06/sv-benchmarks/c/recursive/gcd02.c[1283,1296] [2022-11-20 12:00:35,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:00:35,684 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:00:35,701 WARN L237 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_8e3507ff-b94b-42b0-803b-8a9788734d06/sv-benchmarks/c/recursive/gcd02.c[623,636] [2022-11-20 12:00:35,707 WARN L237 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_8e3507ff-b94b-42b0-803b-8a9788734d06/sv-benchmarks/c/recursive/gcd02.c[1283,1296] [2022-11-20 12:00:35,708 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:00:35,725 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:00:35,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35 WrapperNode [2022-11-20 12:00:35,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:00:35,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:00:35,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:00:35,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:00:35,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,761 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2022-11-20 12:00:35,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:00:35,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:00:35,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:00:35,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:00:35,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,785 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:00:35,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:00:35,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:00:35,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:00:35,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35" (1/1) ... [2022-11-20 12:00:35,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:35,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:35,831 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:35,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 12:00:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:00:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure gcd [2022-11-20 12:00:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure gcd [2022-11-20 12:00:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 12:00:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure divides [2022-11-20 12:00:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure divides [2022-11-20 12:00:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:00:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:00:35,977 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:00:35,980 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:00:36,166 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:00:36,175 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:00:36,175 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 12:00:36,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:00:36 BoogieIcfgContainer [2022-11-20 12:00:36,178 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:00:36,179 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 12:00:36,180 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 12:00:36,185 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 12:00:36,186 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:00:36,186 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 12:00:35" (1/3) ... [2022-11-20 12:00:36,188 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@ab9f709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 12:00:36, skipping insertion in model container [2022-11-20 12:00:36,188 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:00:36,188 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:00:35" (2/3) ... [2022-11-20 12:00:36,189 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@ab9f709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 12:00:36, skipping insertion in model container [2022-11-20 12:00:36,189 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:00:36,189 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:00:36" (3/3) ... [2022-11-20 12:00:36,191 INFO L332 chiAutomizerObserver]: Analyzing ICFG gcd02.c [2022-11-20 12:00:36,267 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 12:00:36,268 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 12:00:36,268 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 12:00:36,268 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 12:00:36,268 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 12:00:36,268 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 12:00:36,269 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 12:00:36,269 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 12:00:36,275 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 31 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-20 12:00:36,309 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-11-20 12:00:36,309 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:00:36,310 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:00:36,318 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-20 12:00:36,319 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-20 12:00:36,319 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 12:00:36,320 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 31 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-20 12:00:36,325 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-11-20 12:00:36,325 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:00:36,325 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:00:36,326 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-20 12:00:36,326 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-20 12:00:36,337 INFO L748 eck$LassoCheckResult]: Stem: 15#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int(103, 2, 0, 1);call write~init~int(99, 2, 1, 1);call write~init~int(100, 2, 2, 1);call write~init~int(48, 2, 3, 1);call write~init~int(50, 2, 4, 1);call write~init~int(46, 2, 5, 1);call write~init~int(99, 2, 6, 1);call write~init~int(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 5#L44true assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 13#L48true assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 6#L51true assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 27#L52true call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 32#gcdENTRYtrue [2022-11-20 12:00:36,338 INFO L750 eck$LassoCheckResult]: Loop: 32#gcdENTRYtrue ~y1 := #in~y1;~y2 := #in~y2; 18#L18true assume !(~y1 <= 0 || ~y2 <= 0); 22#L18-2true assume !(~y1 == ~y2); 12#L25true assume !(~y1 > ~y2); 26#L28true call #t~ret5 := gcd(~y1, ~y2 - ~y1);< 32#gcdENTRYtrue [2022-11-20 12:00:36,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:36,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1895408799, now seen corresponding path program 1 times [2022-11-20 12:00:36,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:36,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073197083] [2022-11-20 12:00:36,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:36,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:36,492 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:36,547 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:36,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:36,567 INFO L85 PathProgramCache]: Analyzing trace with hash 40301496, now seen corresponding path program 1 times [2022-11-20 12:00:36,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:36,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234674804] [2022-11-20 12:00:36,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:36,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:36,600 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:36,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:36,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:36,621 INFO L85 PathProgramCache]: Analyzing trace with hash 762413530, now seen corresponding path program 1 times [2022-11-20 12:00:36,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:36,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148092324] [2022-11-20 12:00:36,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:36,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:36,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:36,692 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:36,936 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:00:36,937 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:00:36,937 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:00:36,938 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:00:36,938 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 12:00:36,938 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:36,939 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:00:36,939 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:00:36,939 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2022-11-20 12:00:36,939 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:00:36,940 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:00:36,962 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:36,977 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:36,996 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:37,001 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:37,005 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:37,010 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:37,126 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:00:37,127 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 12:00:37,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:37,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:37,139 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:37,143 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:00:37,143 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:00:37,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 12:00:37,180 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:00:37,181 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#t~ret5=0} Honda state: {gcd_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:00:37,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:37,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:37,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:37,195 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:37,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 12:00:37,204 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:00:37,205 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:00:37,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:37,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:37,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:37,249 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:37,257 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 12:00:37,257 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:00:37,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 12:00:37,449 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 12:00:37,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-11-20 12:00:37,454 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:00:37,456 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:00:37,456 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:00:37,456 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:00:37,456 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:00:37,457 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:37,457 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:00:37,457 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:00:37,457 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2022-11-20 12:00:37,457 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:00:37,457 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:00:37,459 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:37,470 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:37,491 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:37,497 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:37,502 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:37,506 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:37,611 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:00:37,617 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:00:37,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:37,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:37,624 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:37,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:37,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 12:00:37,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:37,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:37,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:37,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:37,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:37,660 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:37,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:37,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:37,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:37,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:37,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:37,685 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:37,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:37,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 12:00:37,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:37,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:37,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:37,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:37,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:37,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:37,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:37,734 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 12:00:37,741 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 12:00:37,742 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-20 12:00:37,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:37,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:37,776 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:37,790 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 12:00:37,790 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 12:00:37,790 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 12:00:37,791 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y2) = 1*gcd_#in~y2 Supporting invariants [] [2022-11-20 12:00:37,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 12:00:37,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:37,805 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 12:00:37,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:00:37,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 12:00:37,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:00:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:00:37,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 12:00:37,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:00:38,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:00:38,182 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-20 12:00:38,185 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 31 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:00:38,386 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 31 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5). Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 117 states and 161 transitions. Complement of second has 22 states. [2022-11-20 12:00:38,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2022-11-20 12:00:38,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:00:38,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 61 transitions. [2022-11-20 12:00:38,407 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 61 transitions. Stem has 6 letters. Loop has 5 letters. [2022-11-20 12:00:38,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:38,413 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 61 transitions. Stem has 11 letters. Loop has 5 letters. [2022-11-20 12:00:38,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:38,414 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 61 transitions. Stem has 6 letters. Loop has 10 letters. [2022-11-20 12:00:38,416 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:38,417 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 117 states and 161 transitions. [2022-11-20 12:00:38,440 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-11-20 12:00:38,453 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 117 states to 49 states and 67 transitions. [2022-11-20 12:00:38,464 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2022-11-20 12:00:38,465 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2022-11-20 12:00:38,466 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 67 transitions. [2022-11-20 12:00:38,468 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 12:00:38,471 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 67 transitions. [2022-11-20 12:00:38,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 67 transitions. [2022-11-20 12:00:38,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 41. [2022-11-20 12:00:38,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 7 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) [2022-11-20 12:00:38,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 54 transitions. [2022-11-20 12:00:38,510 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2022-11-20 12:00:38,510 INFO L428 stractBuchiCegarLoop]: Abstraction has 41 states and 54 transitions. [2022-11-20 12:00:38,510 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 12:00:38,511 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 54 transitions. [2022-11-20 12:00:38,512 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-11-20 12:00:38,513 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:00:38,513 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:00:38,514 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:00:38,514 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-20 12:00:38,514 INFO L748 eck$LassoCheckResult]: Stem: 233#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int(103, 2, 0, 1);call write~init~int(99, 2, 1, 1);call write~init~int(100, 2, 2, 1);call write~init~int(48, 2, 3, 1);call write~init~int(50, 2, 4, 1);call write~init~int(46, 2, 5, 1);call write~init~int(99, 2, 6, 1);call write~init~int(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 234#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 241#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 242#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 243#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 228#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 256#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 244#L18 assume !(~y1 <= 0 || ~y2 <= 0); 245#L18-2 assume !(~y1 == ~y2); 252#L25 assume ~y1 > ~y2; 227#L26 call #t~ret4 := gcd(~y1 - ~y2, ~y2);< 229#gcdENTRY [2022-11-20 12:00:38,515 INFO L750 eck$LassoCheckResult]: Loop: 229#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 258#L18 assume !(~y1 <= 0 || ~y2 <= 0); 266#L18-2 assume !(~y1 == ~y2); 265#L25 assume ~y1 > ~y2; 257#L26 call #t~ret4 := gcd(~y1 - ~y2, ~y2);< 229#gcdENTRY [2022-11-20 12:00:38,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:38,516 INFO L85 PathProgramCache]: Analyzing trace with hash 762413435, now seen corresponding path program 1 times [2022-11-20 12:00:38,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:38,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136612132] [2022-11-20 12:00:38,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:38,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:38,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:38,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:38,560 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:38,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:38,562 INFO L85 PathProgramCache]: Analyzing trace with hash 40301401, now seen corresponding path program 1 times [2022-11-20 12:00:38,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:38,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778879794] [2022-11-20 12:00:38,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:38,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:38,570 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:38,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:38,577 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:38,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:38,578 INFO L85 PathProgramCache]: Analyzing trace with hash -2064822753, now seen corresponding path program 2 times [2022-11-20 12:00:38,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:38,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018859219] [2022-11-20 12:00:38,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:38,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:38,621 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:38,642 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:38,778 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:00:38,778 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:00:38,779 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:00:38,779 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:00:38,779 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 12:00:38,779 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:38,780 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:00:38,780 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:00:38,780 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2022-11-20 12:00:38,780 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:00:38,780 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:00:38,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:38,786 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:38,790 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:38,793 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:38,805 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:38,809 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:38,861 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:00:38,862 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 12:00:38,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:38,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:38,864 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:38,906 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:00:38,906 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:00:38,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 12:00:38,933 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:00:38,933 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#t~ret4=0} Honda state: {gcd_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:00:38,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:38,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:38,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:38,946 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:38,956 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:00:38,957 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:00:38,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 12:00:38,982 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:00:38,982 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#t~ret5=0} Honda state: {gcd_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:00:38,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:38,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:38,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:38,995 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:39,006 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:00:39,006 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:00:39,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 12:00:39,047 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:00:39,048 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#res=0} Honda state: {gcd_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:00:39,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:39,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:39,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:39,062 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:39,073 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:00:39,073 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:00:39,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 12:00:39,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:39,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:39,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:39,112 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:39,117 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 12:00:39,117 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:00:39,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 12:00:39,248 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 12:00:39,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:39,261 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:00:39,261 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:00:39,261 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:00:39,262 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:00:39,262 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:00:39,262 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:39,262 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:00:39,262 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:00:39,263 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2022-11-20 12:00:39,263 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:00:39,263 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:00:39,264 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:39,269 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:39,273 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:39,286 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:39,290 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:39,294 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:39,348 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:00:39,349 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:00:39,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:39,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:39,350 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:39,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:39,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 12:00:39,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:39,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:39,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:39,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:39,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:39,374 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:39,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:39,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:39,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:39,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:39,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:39,398 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:39,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:39,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 12:00:39,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:39,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:39,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:39,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:39,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:39,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:39,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:39,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:39,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:39,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:39,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:39,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:39,485 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:39,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:39,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 12:00:39,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:39,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:39,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:39,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:39,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:39,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:39,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:39,531 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 12:00:39,540 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 12:00:39,541 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-20 12:00:39,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:39,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:39,546 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:39,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 12:00:39,553 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 12:00:39,553 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 12:00:39,553 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 12:00:39,553 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y1) = 1*gcd_#in~y1 Supporting invariants [] [2022-11-20 12:00:39,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:39,565 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 12:00:39,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:00:39,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 12:00:39,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:00:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:00:39,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 12:00:39,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:00:39,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:00:39,797 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-11-20 12:00:39,797 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 41 states and 54 transitions. cyclomatic complexity: 16 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 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) [2022-11-20 12:00:40,003 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 41 states and 54 transitions. cyclomatic complexity: 16. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 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 140 states and 188 transitions. Complement of second has 31 states. [2022-11-20 12:00:40,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2022-11-20 12:00:40,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 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) [2022-11-20 12:00:40,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 37 transitions. [2022-11-20 12:00:40,010 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 11 letters. Loop has 5 letters. [2022-11-20 12:00:40,011 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:40,011 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 16 letters. Loop has 5 letters. [2022-11-20 12:00:40,012 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:40,012 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 11 letters. Loop has 10 letters. [2022-11-20 12:00:40,012 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:40,012 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140 states and 188 transitions. [2022-11-20 12:00:40,024 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-20 12:00:40,029 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140 states to 116 states and 164 transitions. [2022-11-20 12:00:40,029 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 65 [2022-11-20 12:00:40,030 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 67 [2022-11-20 12:00:40,030 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 164 transitions. [2022-11-20 12:00:40,030 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 12:00:40,030 INFO L218 hiAutomatonCegarLoop]: Abstraction has 116 states and 164 transitions. [2022-11-20 12:00:40,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 164 transitions. [2022-11-20 12:00:40,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 82. [2022-11-20 12:00:40,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 61 states have (on average 1.180327868852459) internal successors, (72), 65 states have internal predecessors, (72), 11 states have call successors, (11), 8 states have call predecessors, (11), 10 states have return successors, (26), 8 states have call predecessors, (26), 9 states have call successors, (26) [2022-11-20 12:00:40,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 109 transitions. [2022-11-20 12:00:40,060 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 109 transitions. [2022-11-20 12:00:40,060 INFO L428 stractBuchiCegarLoop]: Abstraction has 82 states and 109 transitions. [2022-11-20 12:00:40,061 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 12:00:40,061 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 109 transitions. [2022-11-20 12:00:40,062 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 12:00:40,062 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:00:40,063 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:00:40,064 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:00:40,064 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-20 12:00:40,064 INFO L748 eck$LassoCheckResult]: Stem: 518#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int(103, 2, 0, 1);call write~init~int(99, 2, 1, 1);call write~init~int(100, 2, 2, 1);call write~init~int(48, 2, 3, 1);call write~init~int(50, 2, 4, 1);call write~init~int(46, 2, 5, 1);call write~init~int(99, 2, 6, 1);call write~init~int(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 519#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 526#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 527#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 528#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 512#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 545#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 553#L18 assume !(~y1 <= 0 || ~y2 <= 0); 578#L18-2 assume ~y1 == ~y2;#res := ~y1; 520#gcdFINAL assume true; 521#gcdEXIT >#73#return; 546#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 523#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 536#dividesENTRY [2022-11-20 12:00:40,064 INFO L750 eck$LassoCheckResult]: Loop: 536#dividesENTRY ~n := #in~n;~m := #in~m; 522#L33 assume !(0 == ~m); 525#L36 assume !(~n > ~m); 524#L39 call #t~ret6 := divides(~n, ~m - ~n);< 536#dividesENTRY [2022-11-20 12:00:40,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:40,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1760834896, now seen corresponding path program 1 times [2022-11-20 12:00:40,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:40,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053159684] [2022-11-20 12:00:40,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:40,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:40,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:40,098 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:40,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:40,098 INFO L85 PathProgramCache]: Analyzing trace with hash 927679, now seen corresponding path program 1 times [2022-11-20 12:00:40,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:40,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731989160] [2022-11-20 12:00:40,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:40,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:40,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:40,111 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:40,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:40,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1103561454, now seen corresponding path program 1 times [2022-11-20 12:00:40,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:40,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785985988] [2022-11-20 12:00:40,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:40,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:40,129 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:40,147 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:41,055 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:00:41,055 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:00:41,055 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:00:41,055 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:00:41,055 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:00:41,055 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:41,056 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:00:41,056 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:00:41,056 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration3_Lasso [2022-11-20 12:00:41,056 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:00:41,056 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:00:41,059 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,064 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,067 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,070 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,092 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,228 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,232 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,235 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,255 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,287 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,291 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,294 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,297 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,300 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,303 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,306 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,310 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,315 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,319 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:41,625 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:00:41,625 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:00:41,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:41,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:41,630 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:41,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 12:00:41,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:41,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:41,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:41,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:41,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:41,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:41,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:41,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:41,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:41,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:41,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:41,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:41,684 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:41,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 12:00:41,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:41,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:41,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:41,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:41,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:41,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:41,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:41,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:41,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:41,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:41,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:41,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:41,737 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:41,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:41,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 12:00:41,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:41,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:41,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:41,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:41,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:41,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:41,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:41,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:41,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:41,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:41,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:41,786 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:41,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:41,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 12:00:41,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:41,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:41,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:41,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:41,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:41,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:41,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:41,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:41,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:41,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:41,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:41,843 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:41,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 12:00:41,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:41,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:41,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:41,869 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:00:41,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:41,885 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-20 12:00:41,885 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 12:00:41,917 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 12:00:41,987 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2022-11-20 12:00:41,987 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 12:00:41,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:41,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:41,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:41,995 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:42,006 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 12:00:42,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 12:00:42,034 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 4. [2022-11-20 12:00:42,034 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 12:00:42,034 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~n - 1 >= 0, 1*divides_#in~m >= 0] [2022-11-20 12:00:42,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:42,055 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2022-11-20 12:00:42,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:00:42,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 12:00:42,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:00:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:00:42,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 12:00:42,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:00:42,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:00:42,425 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 3 loop predicates [2022-11-20 12:00:42,425 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 109 transitions. cyclomatic complexity: 32 Second operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 12:00:42,785 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 109 transitions. cyclomatic complexity: 32. Second operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Result 114 states and 146 transitions. Complement of second has 21 states. [2022-11-20 12:00:42,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 6 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 12:00:42,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 12:00:42,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 32 transitions. [2022-11-20 12:00:42,789 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 4 letters. [2022-11-20 12:00:42,789 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:42,789 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 17 letters. Loop has 4 letters. [2022-11-20 12:00:42,790 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:42,790 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 8 letters. [2022-11-20 12:00:42,790 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:42,790 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 114 states and 146 transitions. [2022-11-20 12:00:42,793 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 12:00:42,797 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 114 states to 96 states and 127 transitions. [2022-11-20 12:00:42,797 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64 [2022-11-20 12:00:42,798 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 65 [2022-11-20 12:00:42,798 INFO L73 IsDeterministic]: Start isDeterministic. Operand 96 states and 127 transitions. [2022-11-20 12:00:42,798 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 12:00:42,798 INFO L218 hiAutomatonCegarLoop]: Abstraction has 96 states and 127 transitions. [2022-11-20 12:00:42,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states and 127 transitions. [2022-11-20 12:00:42,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 86. [2022-11-20 12:00:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 64 states have (on average 1.171875) internal successors, (75), 68 states have internal predecessors, (75), 13 states have call successors, (13), 8 states have call predecessors, (13), 9 states have return successors, (28), 9 states have call predecessors, (28), 11 states have call successors, (28) [2022-11-20 12:00:42,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 116 transitions. [2022-11-20 12:00:42,822 INFO L240 hiAutomatonCegarLoop]: Abstraction has 86 states and 116 transitions. [2022-11-20 12:00:42,822 INFO L428 stractBuchiCegarLoop]: Abstraction has 86 states and 116 transitions. [2022-11-20 12:00:42,822 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-20 12:00:42,823 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 86 states and 116 transitions. [2022-11-20 12:00:42,824 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 12:00:42,824 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:00:42,825 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:00:42,825 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:00:42,829 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-20 12:00:42,829 INFO L748 eck$LassoCheckResult]: Stem: 836#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int(103, 2, 0, 1);call write~init~int(99, 2, 1, 1);call write~init~int(100, 2, 2, 1);call write~init~int(48, 2, 3, 1);call write~init~int(50, 2, 4, 1);call write~init~int(46, 2, 5, 1);call write~init~int(99, 2, 6, 1);call write~init~int(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 837#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 846#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 847#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 848#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 832#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 870#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 878#L18 assume !(~y1 <= 0 || ~y2 <= 0); 877#L18-2 assume !(~y1 == ~y2); 867#L25 assume ~y1 > ~y2; 831#L26 call #t~ret4 := gcd(~y1 - ~y2, ~y2);< 833#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 873#L18 assume !(~y1 <= 0 || ~y2 <= 0); 905#L18-2 assume ~y1 == ~y2;#res := ~y1; 904#gcdFINAL assume true; 900#gcdEXIT >#69#return; 897#L26-1 #res := #t~ret4;havoc #t~ret4; 891#gcdFINAL assume true; 876#gcdEXIT >#73#return; 871#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 845#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 862#dividesENTRY [2022-11-20 12:00:42,829 INFO L750 eck$LassoCheckResult]: Loop: 862#dividesENTRY ~n := #in~n;~m := #in~m; 842#L33 assume !(0 == ~m); 844#L36 assume !(~n > ~m); 843#L39 call #t~ret6 := divides(~n, ~m - ~n);< 862#dividesENTRY [2022-11-20 12:00:42,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:42,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1359249693, now seen corresponding path program 1 times [2022-11-20 12:00:42,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:42,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517733315] [2022-11-20 12:00:42,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:42,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:42,866 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:42,900 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:42,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:42,904 INFO L85 PathProgramCache]: Analyzing trace with hash 927679, now seen corresponding path program 2 times [2022-11-20 12:00:42,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:42,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829145232] [2022-11-20 12:00:42,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:42,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:42,922 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:42,927 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:42,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:42,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1249155679, now seen corresponding path program 1 times [2022-11-20 12:00:42,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:42,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988865199] [2022-11-20 12:00:42,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:42,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:42,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:42,967 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:43,000 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:44,033 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:00:44,033 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:00:44,033 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:00:44,033 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:00:44,033 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:00:44,033 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:44,033 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:00:44,033 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:00:44,033 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration4_Lasso [2022-11-20 12:00:44,034 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:00:44,034 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:00:44,036 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,068 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,071 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,075 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,078 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,081 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,084 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,087 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,090 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,093 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,096 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,100 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,118 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,240 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,258 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,261 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,265 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,268 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,272 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,275 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:44,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:44,645 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:00:44,645 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:00:44,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:44,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:44,652 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:44,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:44,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:44,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:44,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:44,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:44,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 12:00:44,684 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:44,684 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:44,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:44,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:44,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:44,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:44,707 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:44,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:44,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 12:00:44,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:44,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:44,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:44,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:44,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:44,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:44,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:44,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:44,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:44,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:44,771 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:44,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:44,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 12:00:44,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:44,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:44,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:44,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:44,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:44,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:44,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:44,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:44,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:44,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:44,828 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:44,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:44,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 12:00:44,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:44,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:44,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:44,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:44,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:44,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:44,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:44,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:44,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:44,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:44,887 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:44,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:44,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 12:00:44,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:44,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:44,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:44,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:44,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:44,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:44,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:44,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:44,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:44,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:44,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:44,930 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:44,935 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 [2022-11-20 12:00:44,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 12:00:44,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:44,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:44,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:44,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:44,954 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:44,954 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:44,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:44,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:44,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:44,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:44,983 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:44,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:45,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-20 12:00:45,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:45,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:45,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:45,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:45,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:45,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:45,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:45,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:45,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:45,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:45,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:45,030 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:45,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:45,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-20 12:00:45,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:45,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:45,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:45,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:45,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:45,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:45,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:45,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:45,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:45,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:45,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:45,068 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:45,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:45,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 12:00:45,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:45,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:45,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:45,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:45,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:45,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:45,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:45,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:45,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:45,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:45,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:45,110 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:45,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:45,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 12:00:45,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:45,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:45,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:45,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:45,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:45,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:45,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:45,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:45,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:45,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:45,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:45,158 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:45,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:45,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 12:00:45,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:45,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:45,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:45,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:45,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:45,184 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:45,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:45,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:45,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:45,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:45,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:45,219 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:45,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:45,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 12:00:45,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:45,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:45,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:45,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:45,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:45,247 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:45,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:45,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:45,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:45,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:45,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:45,279 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:45,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:45,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 12:00:45,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:45,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:45,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:45,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:45,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:45,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:45,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:45,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:45,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:45,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:45,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:45,332 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:45,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:45,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 12:00:45,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:45,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:45,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:45,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:45,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:45,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:45,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:45,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:45,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:45,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:45,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:45,383 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:45,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:45,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 12:00:45,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:45,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:45,408 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:00:45,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:45,422 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-20 12:00:45,422 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 12:00:45,455 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 12:00:45,516 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-11-20 12:00:45,516 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-11-20 12:00:45,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:45,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:45,518 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:45,524 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 12:00:45,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 12:00:45,567 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 4. [2022-11-20 12:00:45,568 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 12:00:45,568 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~m >= 0, 1*divides_#in~n - 1 >= 0] [2022-11-20 12:00:45,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:45,587 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2022-11-20 12:00:45,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:45,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:00:45,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-20 12:00:45,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:00:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:00:46,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 12:00:46,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:00:46,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:00:46,106 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 3 loop predicates [2022-11-20 12:00:46,107 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 86 states and 116 transitions. cyclomatic complexity: 35 Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 12:00:46,485 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 86 states and 116 transitions. cyclomatic complexity: 35. Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 112 states and 145 transitions. Complement of second has 23 states. [2022-11-20 12:00:46,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 12:00:46,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 12:00:46,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 33 transitions. [2022-11-20 12:00:46,487 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 4 letters. [2022-11-20 12:00:46,488 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:46,488 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 25 letters. Loop has 4 letters. [2022-11-20 12:00:46,489 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:46,489 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 8 letters. [2022-11-20 12:00:46,491 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:46,491 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 112 states and 145 transitions. [2022-11-20 12:00:46,495 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 12:00:46,506 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 112 states to 89 states and 118 transitions. [2022-11-20 12:00:46,506 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 57 [2022-11-20 12:00:46,507 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 58 [2022-11-20 12:00:46,507 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 118 transitions. [2022-11-20 12:00:46,507 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 12:00:46,507 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 118 transitions. [2022-11-20 12:00:46,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 118 transitions. [2022-11-20 12:00:46,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 82. [2022-11-20 12:00:46,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 61 states have (on average 1.1639344262295082) internal successors, (71), 64 states have internal predecessors, (71), 12 states have call successors, (12), 8 states have call predecessors, (12), 9 states have return successors, (23), 9 states have call predecessors, (23), 10 states have call successors, (23) [2022-11-20 12:00:46,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 106 transitions. [2022-11-20 12:00:46,515 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 106 transitions. [2022-11-20 12:00:46,515 INFO L428 stractBuchiCegarLoop]: Abstraction has 82 states and 106 transitions. [2022-11-20 12:00:46,515 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-20 12:00:46,515 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 106 transitions. [2022-11-20 12:00:46,516 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 12:00:46,517 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:00:46,517 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:00:46,518 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:00:46,518 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-20 12:00:46,518 INFO L748 eck$LassoCheckResult]: Stem: 1189#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int(103, 2, 0, 1);call write~init~int(99, 2, 1, 1);call write~init~int(100, 2, 2, 1);call write~init~int(48, 2, 3, 1);call write~init~int(50, 2, 4, 1);call write~init~int(46, 2, 5, 1);call write~init~int(99, 2, 6, 1);call write~init~int(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 1190#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 1197#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 1198#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 1199#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 1200#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 1218#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1248#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1246#L18-2 assume !(~y1 == ~y2); 1242#L25 assume !(~y1 > ~y2); 1184#L28 call #t~ret5 := gcd(~y1, ~y2 - ~y1);< 1224#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1223#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1222#L18-2 assume ~y1 == ~y2;#res := ~y1; 1195#gcdFINAL assume true; 1196#gcdEXIT >#71#return; 1228#L28-1 #res := #t~ret5;havoc #t~ret5; 1227#gcdFINAL assume true; 1226#gcdEXIT >#73#return; 1219#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 1192#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 1210#dividesENTRY [2022-11-20 12:00:46,518 INFO L750 eck$LassoCheckResult]: Loop: 1210#dividesENTRY ~n := #in~n;~m := #in~m; 1191#L33 assume !(0 == ~m); 1193#L36 assume !(~n > ~m); 1194#L39 call #t~ret6 := divides(~n, ~m - ~n);< 1210#dividesENTRY [2022-11-20 12:00:46,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:46,519 INFO L85 PathProgramCache]: Analyzing trace with hash -210908093, now seen corresponding path program 1 times [2022-11-20 12:00:46,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:46,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598645445] [2022-11-20 12:00:46,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:46,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:46,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:46,553 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:46,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:46,554 INFO L85 PathProgramCache]: Analyzing trace with hash 927679, now seen corresponding path program 3 times [2022-11-20 12:00:46,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:46,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054727293] [2022-11-20 12:00:46,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:46,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:46,560 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:46,564 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:46,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:46,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1286077695, now seen corresponding path program 1 times [2022-11-20 12:00:46,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:46,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786809544] [2022-11-20 12:00:46,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:46,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:46,579 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:46,595 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:47,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:47,588 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:00:47,588 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:00:47,589 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:00:47,589 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:00:47,589 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:00:47,589 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:47,589 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:00:47,590 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:00:47,590 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration5_Lasso [2022-11-20 12:00:47,590 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:00:47,590 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:00:47,593 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,598 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,601 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,604 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,607 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,610 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,635 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,638 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,641 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,644 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,647 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,651 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,655 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,798 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,801 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,804 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,807 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,810 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,846 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:47,849 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:48,168 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:00:48,169 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:00:48,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,176 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 12:00:48,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:48,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:48,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:48,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,216 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 12:00:48,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:48,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:48,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:48,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,248 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 12:00:48,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:48,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:48,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:48,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-11-20 12:00:48,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,279 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 12:00:48,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:48,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,308 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:48,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:48,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,328 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 12:00:48,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:48,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:48,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:48,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,381 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-20 12:00:48,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:48,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:48,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,433 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-20 12:00:48,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:48,456 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:48,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,472 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-20 12:00:48,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:48,491 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:48,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,500 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 12:00:48,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:48,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:48,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:48,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-20 12:00:48,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,521 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 12:00:48,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:48,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:48,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:48,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-20 12:00:48,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,544 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 12:00:48,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:48,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:48,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:48,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,586 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,592 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 [2022-11-20 12:00:48,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 12:00:48,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:48,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:48,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:48,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-11-20 12:00:48,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,612 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 12:00:48,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,630 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:48,630 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:48,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-20 12:00:48,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,639 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 12:00:48,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:48,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:48,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,667 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 12:00:48,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,694 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:48,694 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:48,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,717 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 12:00:48,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,743 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:48,743 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:48,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,764 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 12:00:48,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,786 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:48,786 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:48,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,810 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 12:00:48,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:48,835 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:48,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,859 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 12:00:48,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:48,882 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:48,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,905 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 12:00:48,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:48,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:48,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:48,951 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:48,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:48,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 12:00:48,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:48,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:48,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:48,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:48,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:48,971 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:48,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:48,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:48,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:48,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,001 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:49,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-20 12:00:49,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:49,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,022 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:49,022 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:49,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:49,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:49,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,045 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:49,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-20 12:00:49,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:49,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:49,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:49,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:49,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:49,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,081 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,086 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 [2022-11-20 12:00:49,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-20 12:00:49,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:49,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:49,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:49,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:49,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:49,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,124 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:49,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-20 12:00:49,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:49,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,145 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:49,145 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:49,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:49,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:49,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,169 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:49,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-20 12:00:49,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:49,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:49,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:49,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:49,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:49,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:49,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,213 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:49,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-20 12:00:49,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:49,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:49,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,233 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:49,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:49,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:49,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:49,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,253 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:49,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-20 12:00:49,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:49,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:49,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:49,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:49,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:49,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-20 12:00:49,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,283 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-20 12:00:49,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:49,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:49,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,300 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:49,300 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:49,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:49,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-20 12:00:49,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,309 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-20 12:00:49,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:49,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:49,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:49,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:49,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:49,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:49,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,336 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-20 12:00:49,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:49,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:49,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,358 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:49,358 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:49,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:49,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:49,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,376 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:49,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-20 12:00:49,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:49,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:49,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:49,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:49,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:49,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,426 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-20 12:00:49,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:49,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:49,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:49,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:49,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:49,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:49,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-11-20 12:00:49,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,452 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-20 12:00:49,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:49,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:49,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:49,468 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:00:49,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:49,480 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-20 12:00:49,480 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 12:00:49,510 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 12:00:49,556 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2022-11-20 12:00:49,556 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-11-20 12:00:49,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:49,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:49,560 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:49,566 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 12:00:49,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-20 12:00:49,609 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2022-11-20 12:00:49,609 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 12:00:49,609 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [2*divides_#in~n - 1 >= 0] [2022-11-20 12:00:49,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:49,620 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-11-20 12:00:49,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:00:49,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-20 12:00:49,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:00:49,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:00:50,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 12:00:50,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:00:50,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:00:50,122 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 3 loop predicates [2022-11-20 12:00:50,124 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 106 transitions. cyclomatic complexity: 29 Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 12:00:50,549 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 106 transitions. cyclomatic complexity: 29. Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 106 states and 131 transitions. Complement of second has 23 states. [2022-11-20 12:00:50,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 12:00:50,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 12:00:50,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 33 transitions. [2022-11-20 12:00:50,555 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 4 letters. [2022-11-20 12:00:50,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:50,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 25 letters. Loop has 4 letters. [2022-11-20 12:00:50,557 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:50,557 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 8 letters. [2022-11-20 12:00:50,557 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:50,557 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 106 states and 131 transitions. [2022-11-20 12:00:50,559 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 12:00:50,561 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 106 states to 84 states and 107 transitions. [2022-11-20 12:00:50,562 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2022-11-20 12:00:50,562 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2022-11-20 12:00:50,562 INFO L73 IsDeterministic]: Start isDeterministic. Operand 84 states and 107 transitions. [2022-11-20 12:00:50,563 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 12:00:50,563 INFO L218 hiAutomatonCegarLoop]: Abstraction has 84 states and 107 transitions. [2022-11-20 12:00:50,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states and 107 transitions. [2022-11-20 12:00:50,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2022-11-20 12:00:50,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 61 states have (on average 1.1475409836065573) internal successors, (70), 64 states have internal predecessors, (70), 12 states have call successors, (12), 8 states have call predecessors, (12), 9 states have return successors, (23), 9 states have call predecessors, (23), 10 states have call successors, (23) [2022-11-20 12:00:50,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 105 transitions. [2022-11-20 12:00:50,571 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 105 transitions. [2022-11-20 12:00:50,571 INFO L428 stractBuchiCegarLoop]: Abstraction has 82 states and 105 transitions. [2022-11-20 12:00:50,571 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-20 12:00:50,571 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 105 transitions. [2022-11-20 12:00:50,572 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 12:00:50,572 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:00:50,573 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:00:50,574 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:00:50,574 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-20 12:00:50,574 INFO L748 eck$LassoCheckResult]: Stem: 1526#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int(103, 2, 0, 1);call write~init~int(99, 2, 1, 1);call write~init~int(100, 2, 2, 1);call write~init~int(48, 2, 3, 1);call write~init~int(50, 2, 4, 1);call write~init~int(46, 2, 5, 1);call write~init~int(99, 2, 6, 1);call write~init~int(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 1527#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 1536#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 1537#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 1538#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 1539#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 1556#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1579#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1576#L18-2 assume !(~y1 == ~y2); 1575#L25 assume ~y1 > ~y2; 1544#L26 call #t~ret4 := gcd(~y1 - ~y2, ~y2);< 1574#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1542#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1545#L18-2 assume !(~y1 == ~y2); 1551#L25 assume !(~y1 > ~y2); 1530#L28 call #t~ret5 := gcd(~y1, ~y2 - ~y1);< 1555#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1540#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1541#L18-2 assume ~y1 == ~y2;#res := ~y1; 1528#gcdFINAL assume true; 1531#gcdEXIT >#71#return; 1596#L28-1 #res := #t~ret5;havoc #t~ret5; 1595#gcdFINAL assume true; 1573#gcdEXIT >#69#return; 1568#L26-1 #res := #t~ret4;havoc #t~ret4; 1566#gcdFINAL assume true; 1565#gcdEXIT >#73#return; 1557#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 1535#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 1550#dividesENTRY [2022-11-20 12:00:50,574 INFO L750 eck$LassoCheckResult]: Loop: 1550#dividesENTRY ~n := #in~n;~m := #in~m; 1532#L33 assume !(0 == ~m); 1534#L36 assume !(~n > ~m); 1533#L39 call #t~ret6 := divides(~n, ~m - ~n);< 1550#dividesENTRY [2022-11-20 12:00:50,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:50,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1700205680, now seen corresponding path program 1 times [2022-11-20 12:00:50,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:50,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984976525] [2022-11-20 12:00:50,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:50,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:50,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:50,606 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:50,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:50,607 INFO L85 PathProgramCache]: Analyzing trace with hash 927679, now seen corresponding path program 4 times [2022-11-20 12:00:50,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:50,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213133667] [2022-11-20 12:00:50,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:50,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:50,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:50,615 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:50,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:50,616 INFO L85 PathProgramCache]: Analyzing trace with hash 30895278, now seen corresponding path program 1 times [2022-11-20 12:00:50,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:00:50,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299000462] [2022-11-20 12:00:50,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:00:50,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:00:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:50,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:00:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:00:50,647 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:00:51,752 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:00:51,752 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:00:51,752 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:00:51,752 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:00:51,752 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:00:51,752 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:51,752 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:00:51,752 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:00:51,752 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration6_Lasso [2022-11-20 12:00:51,753 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:00:51,753 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:00:51,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,758 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,773 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,895 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,898 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,915 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,918 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,920 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,923 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,963 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,967 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,970 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,973 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,976 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:51,996 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:52,001 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:52,004 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:52,008 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:00:52,307 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:00:52,307 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:00:52,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,312 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-20 12:00:52,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:52,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,330 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:52,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:52,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:52,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,336 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-20 12:00:52,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,382 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:52,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:52,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:52,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,395 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-20 12:00:52,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:52,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,417 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:52,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:52,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:52,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,428 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-20 12:00:52,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,447 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:52,447 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:52,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-20 12:00:52,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,457 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-20 12:00:52,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,474 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:52,474 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:52,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:52,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,483 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-20 12:00:52,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:52,501 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:52,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:52,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,510 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-20 12:00:52,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:52,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:52,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:52,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,537 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-20 12:00:52,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,554 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:52,554 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:52,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:52,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,572 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-20 12:00:52,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,601 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:52,601 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:52,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-11-20 12:00:52,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,610 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-20 12:00:52,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:52,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:52,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:52,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,664 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-20 12:00:52,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,687 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:52,687 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:52,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:52,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,703 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-20 12:00:52,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:52,729 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:52,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:52,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,753 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-20 12:00:52,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,778 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:00:52,778 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:00:52,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-11-20 12:00:52,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,787 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-20 12:00:52,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:00:52,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:00:52,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:00:52,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:00:52,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:00:52,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:52,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,819 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-20 12:00:52,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:00:52,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:00:52,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:00:52,835 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 12:00:52,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:00:52,844 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-20 12:00:52,845 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 12:00:52,871 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 12:00:52,897 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-11-20 12:00:52,897 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 12:00:52,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:00:52,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:00:52,899 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:00:52,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-20 12:00:52,902 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 12:00:52,917 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2022-11-20 12:00:52,917 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 12:00:52,918 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [2*divides_#in~n - 1 >= 0] [2022-11-20 12:00:52,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-11-20 12:00:52,926 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-11-20 12:00:52,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:00:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:00:53,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-20 12:00:53,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:00:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:00:53,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 12:00:53,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:00:53,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:00:53,588 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 3 loop predicates [2022-11-20 12:00:53,589 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 105 transitions. cyclomatic complexity: 28 Second operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-20 12:00:53,998 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 105 transitions. cyclomatic complexity: 28. Second operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Result 92 states and 115 transitions. Complement of second has 23 states. [2022-11-20 12:00:53,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 8 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 12:00:53,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-20 12:00:54,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 26 transitions. [2022-11-20 12:00:54,000 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 29 letters. Loop has 4 letters. [2022-11-20 12:00:54,000 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:54,000 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 33 letters. Loop has 4 letters. [2022-11-20 12:00:54,001 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:54,001 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 29 letters. Loop has 8 letters. [2022-11-20 12:00:54,001 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 12:00:54,001 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 115 transitions. [2022-11-20 12:00:54,003 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 12:00:54,003 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 0 states and 0 transitions. [2022-11-20 12:00:54,003 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 12:00:54,003 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 12:00:54,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 12:00:54,003 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 12:00:54,004 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:00:54,004 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:00:54,004 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:00:54,004 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-20 12:00:54,004 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-20 12:00:54,004 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 12:00:54,004 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-20 12:00:54,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 12:00:54 BoogieIcfgContainer [2022-11-20 12:00:54,014 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 12:00:54,015 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 12:00:54,015 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 12:00:54,015 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 12:00:54,016 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:00:36" (3/4) ... [2022-11-20 12:00:54,019 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 12:00:54,019 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 12:00:54,020 INFO L158 Benchmark]: Toolchain (without parser) took 18578.57ms. Allocated memory was 159.4MB in the beginning and 283.1MB in the end (delta: 123.7MB). Free memory was 118.4MB in the beginning and 129.9MB in the end (delta: -11.5MB). Peak memory consumption was 113.9MB. Max. memory is 16.1GB. [2022-11-20 12:00:54,021 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 159.4MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:00:54,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.02ms. Allocated memory is still 159.4MB. Free memory was 118.1MB in the beginning and 107.9MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 12:00:54,021 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.99ms. Allocated memory is still 159.4MB. Free memory was 107.9MB in the beginning and 106.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:00:54,022 INFO L158 Benchmark]: Boogie Preprocessor took 26.09ms. Allocated memory is still 159.4MB. Free memory was 106.6MB in the beginning and 105.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:00:54,022 INFO L158 Benchmark]: RCFGBuilder took 388.38ms. Allocated memory is still 159.4MB. Free memory was 105.5MB in the beginning and 94.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 12:00:54,023 INFO L158 Benchmark]: BuchiAutomizer took 17834.73ms. Allocated memory was 159.4MB in the beginning and 283.1MB in the end (delta: 123.7MB). Free memory was 94.4MB in the beginning and 129.9MB in the end (delta: -35.5MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. [2022-11-20 12:00:54,023 INFO L158 Benchmark]: Witness Printer took 5.02ms. Allocated memory is still 283.1MB. Free memory is still 129.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:00:54,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 159.4MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.02ms. Allocated memory is still 159.4MB. Free memory was 118.1MB in the beginning and 107.9MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.99ms. Allocated memory is still 159.4MB. Free memory was 107.9MB in the beginning and 106.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.09ms. Allocated memory is still 159.4MB. Free memory was 106.6MB in the beginning and 105.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 388.38ms. Allocated memory is still 159.4MB. Free memory was 105.5MB in the beginning and 94.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 17834.73ms. Allocated memory was 159.4MB in the beginning and 283.1MB in the end (delta: 123.7MB). Free memory was 94.4MB in the beginning and 129.9MB in the end (delta: -35.5MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. * Witness Printer took 5.02ms. Allocated memory is still 283.1MB. Free memory is still 129.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (0 trivial, 6 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(y2) and consists of 7 locations. One deterministic module has affine ranking function \old(y1) and consists of 7 locations. One deterministic module has affine ranking function \old(m) and consists of 10 locations. One deterministic module has affine ranking function \old(m) and consists of 11 locations. One deterministic module has affine ranking function \old(m) and consists of 11 locations. One deterministic module has affine ranking function \old(m) and consists of 11 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.7s and 7 iterations. TraceHistogramMax:3. Analysis of lassos took 12.7s. Construction of modules took 0.4s. Büchi inclusion checks took 4.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 5. Automata minimization 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 61 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 215 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 213 mSDsluCounter, 243 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 144 mSDsCounter, 116 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 358 IncrementalHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 116 mSolverCounterUnsat, 99 mSDtfsCounter, 358 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital83 mio100 ax100 hnf100 lsp74 ukn72 mio100 lsp99 div100 bol100 ite100 ukn100 eq162 hnf93 smp94 dnf121 smp100 tf103 neg93 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 192ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-20 12:00:54,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-20 12:00:54,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3507ff-b94b-42b0-803b-8a9788734d06/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE