./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/freire1-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/freire1-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc --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 1adb3359053d55dc1f371353b0c6f7046d6999c323f92a2191878842c8d6ac98 --- 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-5e519f3 [2022-11-02 20:17:07,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:17:07,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:17:07,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:17:07,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:17:07,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:17:07,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:17:07,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:17:07,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:17:07,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:17:07,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:17:07,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:17:07,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:17:07,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:17:07,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:17:07,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:17:07,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:17:07,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:17:07,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:17:07,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:17:07,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:17:07,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:17:07,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:17:07,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:17:07,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:17:07,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:17:07,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:17:07,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:17:07,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:17:07,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:17:07,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:17:07,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:17:07,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:17:07,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:17:07,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:17:07,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:17:07,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:17:07,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:17:07,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:17:07,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:17:07,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:17:07,175 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-02 20:17:07,217 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:17:07,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:17:07,219 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:17:07,220 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:17:07,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:17:07,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:17:07,222 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:17:07,222 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 20:17:07,222 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 20:17:07,223 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 20:17:07,224 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 20:17:07,224 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 20:17:07,224 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 20:17:07,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:17:07,225 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:17:07,225 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:17:07,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:17:07,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:17:07,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:17:07,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 20:17:07,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 20:17:07,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 20:17:07,227 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:17:07,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:17:07,227 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 20:17:07,227 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:17:07,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 20:17:07,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:17:07,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:17:07,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:17:07,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:17:07,230 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 20:17:07,230 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_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1adb3359053d55dc1f371353b0c6f7046d6999c323f92a2191878842c8d6ac98 [2022-11-02 20:17:07,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:17:07,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:17:07,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:17:07,561 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:17:07,562 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:17:07,563 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/termination-nla/freire1-both-nt.c [2022-11-02 20:17:07,635 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/data/df0d3f972/58ede455ffce4eefb29b7ea27886623a/FLAG67c528da0 [2022-11-02 20:17:08,132 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:17:08,133 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/sv-benchmarks/c/termination-nla/freire1-both-nt.c [2022-11-02 20:17:08,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/data/df0d3f972/58ede455ffce4eefb29b7ea27886623a/FLAG67c528da0 [2022-11-02 20:17:08,492 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/data/df0d3f972/58ede455ffce4eefb29b7ea27886623a [2022-11-02 20:17:08,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:17:08,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:17:08,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:17:08,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:17:08,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:17:08,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@659590e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08, skipping insertion in model container [2022-11-02 20:17:08,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:17:08,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:17:08,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:17:08,774 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:17:08,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:17:08,805 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:17:08,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08 WrapperNode [2022-11-02 20:17:08,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:17:08,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:17:08,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:17:08,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:17:08,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,841 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2022-11-02 20:17:08,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:17:08,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:17:08,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:17:08,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:17:08,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,859 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:17:08,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:17:08,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:17:08,868 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:17:08,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08" (1/1) ... [2022-11-02 20:17:08,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:08,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:08,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:08,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 20:17:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:17:08,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:17:09,020 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:17:09,022 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:17:09,151 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:17:09,160 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:17:09,161 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:17:09,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:17:09 BoogieIcfgContainer [2022-11-02 20:17:09,163 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:17:09,165 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 20:17:09,165 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 20:17:09,170 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 20:17:09,171 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:17:09,171 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:17:08" (1/3) ... [2022-11-02 20:17:09,172 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51ecee26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:17:09, skipping insertion in model container [2022-11-02 20:17:09,172 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:17:09,173 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:17:08" (2/3) ... [2022-11-02 20:17:09,173 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51ecee26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:17:09, skipping insertion in model container [2022-11-02 20:17:09,173 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:17:09,174 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:17:09" (3/3) ... [2022-11-02 20:17:09,176 INFO L332 chiAutomizerObserver]: Analyzing ICFG freire1-both-nt.c [2022-11-02 20:17:09,257 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 20:17:09,257 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 20:17:09,257 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 20:17:09,257 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 20:17:09,257 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 20:17:09,258 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 20:17:09,258 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 20:17:09,258 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 20:17:09,263 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:17:09,291 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-02 20:17:09,295 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:17:09,295 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:17:09,301 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-02 20:17:09,302 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-02 20:17:09,302 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 20:17:09,302 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:17:09,303 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-02 20:17:09,304 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:17:09,304 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:17:09,305 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-02 20:17:09,305 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-02 20:17:09,314 INFO L748 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~r~0#1, main_~x~0#1, main_~a~0#1;havoc main_~r~0#1;havoc main_~x~0#1;main_~a~0#1 := 2 * main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~r~0#1 := 0; 2#L32-2true [2022-11-02 20:17:09,316 INFO L750 eck$LassoCheckResult]: Loop: 2#L32-2true assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1; 2#L32-2true [2022-11-02 20:17:09,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:17:09,323 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-02 20:17:09,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:17:09,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17856290] [2022-11-02 20:17:09,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:17:09,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:17:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:17:09,441 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:17:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:17:09,466 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:17:09,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:17:09,478 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2022-11-02 20:17:09,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:17:09,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784282403] [2022-11-02 20:17:09,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:17:09,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:17:09,484 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:17:09,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [246345595] [2022-11-02 20:17:09,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:17:09,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:17:09,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:09,491 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:17:09,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 20:17:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:17:09,553 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:17:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:17:09,561 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:17:09,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:17:09,570 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-11-02 20:17:09,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:17:09,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414323276] [2022-11-02 20:17:09,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:17:09,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:17:09,579 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:17:09,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [416980774] [2022-11-02 20:17:09,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:17:09,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:17:09,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:09,619 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:17:09,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-02 20:17:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:17:09,704 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:17:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:17:09,713 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:17:09,779 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:17:09,780 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:17:09,780 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:17:09,780 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:17:09,780 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:17:09,781 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:09,781 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:17:09,781 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:17:09,781 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2022-11-02 20:17:09,781 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:17:09,782 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:17:09,800 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:09,861 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:17:09,861 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:17:09,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:09,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:09,920 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:09,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 20:17:09,929 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:17:09,929 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:17:09,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:09,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:09,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:09,997 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:09,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 20:17:10,000 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:17:10,000 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:17:10,049 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:17:10,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:10,083 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:17:10,083 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:17:10,084 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:17:10,084 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:17:10,084 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:17:10,084 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:10,084 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:17:10,084 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:17:10,084 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2022-11-02 20:17:10,085 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:17:10,085 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:17:10,087 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:10,146 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:17:10,152 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:17:10,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:10,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:10,155 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:10,168 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 [2022-11-02 20:17:10,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:10,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:10,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:10,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:10,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:17:10,186 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:17:10,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:10,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 20:17:10,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:10,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:10,250 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:17:10,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:10,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:10,252 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:10,260 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 [2022-11-02 20:17:10,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:10,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:10,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:10,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:10,273 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:10,276 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:17:10,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:10,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:10,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 20:17:10,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:10,331 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:17:10,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:10,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:10,332 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:10,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 20:17:10,343 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 [2022-11-02 20:17:10,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:10,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:10,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:10,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:10,354 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:10,358 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:10,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:10,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:10,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:10,422 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:17:10,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:10,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:10,424 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:10,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-02 20:17:10,426 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 [2022-11-02 20:17:10,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:10,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:10,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:10,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:10,438 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:10,445 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:17:10,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:10,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:10,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:10,493 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:17:10,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:10,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:10,495 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:10,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-02 20:17:10,498 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 [2022-11-02 20:17:10,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:10,508 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:10,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:10,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:10,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:10,509 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:10,514 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:17:10,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:10,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:10,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:10,559 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:17:10,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:10,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:10,561 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:10,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-02 20:17:10,566 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 [2022-11-02 20:17:10,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:10,577 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:17:10,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:10,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:10,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:10,578 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:10,593 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:10,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:10,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:10,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:10,663 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:17:10,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:10,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:10,665 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:10,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 20:17:10,667 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 [2022-11-02 20:17:10,679 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:10,679 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:10,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:10,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:10,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:10,680 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:10,688 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:17:10,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:10,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:10,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:10,751 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:17:10,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:10,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:10,753 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:10,765 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 [2022-11-02 20:17:10,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 20:17:10,780 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:10,780 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:10,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:10,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:10,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:10,781 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:10,791 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:10,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:10,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:10,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:10,852 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:17:10,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:10,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:10,859 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:10,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 20:17:10,871 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 [2022-11-02 20:17:10,885 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:10,885 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:10,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:10,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:10,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:10,886 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:17:10,896 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:17:10,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:10,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:10,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:11,028 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:17:11,028 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:17:11,028 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:17:11,029 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:17:11,029 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:17:11,029 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:11,029 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:17:11,029 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:17:11,029 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2022-11-02 20:17:11,030 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:17:11,030 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:17:11,036 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:11,066 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:11,071 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:11,215 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:17:11,215 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:17:11,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:11,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:11,216 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:11,224 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:17:11,224 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:17:11,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-02 20:17:11,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:11,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:11,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:11,290 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:11,292 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:17:11,293 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:17:11,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-02 20:17:11,329 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:17:11,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:11,367 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:17:11,367 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:17:11,367 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:17:11,367 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:17:11,367 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:17:11,367 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:11,367 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:17:11,367 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:17:11,367 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2022-11-02 20:17:11,367 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:17:11,367 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:17:11,369 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:11,373 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:11,376 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:11,500 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:17:11,500 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:17:11,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:11,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:11,501 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:11,509 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 [2022-11-02 20:17:11,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:11,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:11,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:11,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:11,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:17:11,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:17:11,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:11,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 20:17:11,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:11,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:11,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:11,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:11,568 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:11,572 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 [2022-11-02 20:17:11,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 20:17:11,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:11,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:11,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:11,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:11,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:17:11,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:17:11,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:11,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:11,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:11,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:11,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:11,634 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:11,638 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 [2022-11-02 20:17:11,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 20:17:11,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:11,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:11,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:11,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:17:11,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:17:11,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:17:11,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:11,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:11,719 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:17:11,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:11,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:11,720 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:11,733 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 [2022-11-02 20:17:11,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:11,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:11,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:11,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:11,746 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:11,747 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:17:11,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:11,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 20:17:11,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:11,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:11,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:11,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:11,795 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:11,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 20:17:11,799 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 [2022-11-02 20:17:11,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:11,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:11,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:11,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:11,811 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:11,812 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:17:11,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:11,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:11,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:11,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:11,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:11,862 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:11,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 20:17:11,870 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 [2022-11-02 20:17:11,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:11,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:11,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:11,881 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:11,889 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:17:11,890 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:17:11,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:11,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:11,957 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:17:11,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:11,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:11,959 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:11,963 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 [2022-11-02 20:17:11,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:11,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:11,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:11,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:11,976 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:11,977 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:11,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:11,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 20:17:11,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:12,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,031 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 20:17:12,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:17:12,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:12,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:12,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:12,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:12,045 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:12,046 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:12,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:12,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-11-02 20:17:12,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,108 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 20:17:12,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:17:12,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:12,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:12,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:12,121 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:12,137 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-02 20:17:12,137 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:17:12,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:12,195 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:17:12,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,196 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,199 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 [2022-11-02 20:17:12,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:12,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:12,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:12,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:12,212 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:12,213 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:17:12,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:12,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 20:17:12,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:12,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,268 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,271 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 [2022-11-02 20:17:12,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:12,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:12,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:12,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:12,284 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:12,285 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:17:12,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:12,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 20:17:12,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-11-02 20:17:12,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,333 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,340 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 [2022-11-02 20:17:12,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:12,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:12,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:12,354 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:12,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 20:17:12,371 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-02 20:17:12,371 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-02 20:17:12,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:12,430 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:17:12,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,431 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,435 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 [2022-11-02 20:17:12,447 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:12,448 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:12,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:12,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:12,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:12,448 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:12,449 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:17:12,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:12,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 20:17:12,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:12,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,500 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,503 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 [2022-11-02 20:17:12,516 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:12,516 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:12,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:12,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:12,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:12,516 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:12,517 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:17:12,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:12,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 20:17:12,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:12,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,573 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,579 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 [2022-11-02 20:17:12,592 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:12,592 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:12,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:12,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:12,592 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:12,600 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:17:12,601 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:17:12,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 20:17:12,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:12,658 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:17:12,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,659 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,662 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 [2022-11-02 20:17:12,674 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:12,675 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:17:12,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:12,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:12,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:12,675 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:12,677 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:12,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:12,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 20:17:12,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:12,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,737 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,742 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 [2022-11-02 20:17:12,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 20:17:12,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:12,755 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:17:12,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:12,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:12,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:12,755 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:12,757 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:12,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:12,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:12,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,806 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,808 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 [2022-11-02 20:17:12,821 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:12,821 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:17:12,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:12,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:12,822 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:12,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 20:17:12,832 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-02 20:17:12,832 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:17:12,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:12,905 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:17:12,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,906 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,909 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 [2022-11-02 20:17:12,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:12,922 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:12,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:12,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:12,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:12,922 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:12,925 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:17:12,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:12,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 20:17:12,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:12,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:12,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:12,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:12,989 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:12,992 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 [2022-11-02 20:17:13,005 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:13,005 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:13,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:13,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:13,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:13,006 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:13,008 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:17:13,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:13,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-02 20:17:13,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:13,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:13,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:13,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:13,060 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:13,062 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 [2022-11-02 20:17:13,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-02 20:17:13,076 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:13,076 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:13,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:13,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:13,076 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:13,090 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-02 20:17:13,090 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-02 20:17:13,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:13,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:13,179 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:17:13,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:13,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:13,180 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:13,183 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 [2022-11-02 20:17:13,195 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:13,195 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:13,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:13,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:13,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:13,196 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:13,197 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:13,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:13,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-02 20:17:13,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:13,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:13,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:13,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:13,223 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:13,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-02 20:17:13,225 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 [2022-11-02 20:17:13,236 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:13,236 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:13,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:13,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:13,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:13,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:13,237 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:13,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:13,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:13,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:13,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:13,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:13,288 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:13,299 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 [2022-11-02 20:17:13,312 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:13,312 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:13,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:13,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:13,313 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:13,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-02 20:17:13,340 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-02 20:17:13,340 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:17:13,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:13,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:13,413 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:17:13,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:13,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:13,415 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:13,417 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 [2022-11-02 20:17:13,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-02 20:17:13,430 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:13,430 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:13,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:13,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:13,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:13,430 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:17:13,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:17:13,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:13,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:13,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:13,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:13,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:13,490 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:13,492 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 [2022-11-02 20:17:13,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:13,505 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:13,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:13,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:13,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:13,506 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:17:13,507 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:17:13,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:13,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-02 20:17:13,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:13,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:13,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:13,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:13,570 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:13,572 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 [2022-11-02 20:17:13,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-02 20:17:13,585 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:13,585 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:13,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:13,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:13,586 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:17:13,602 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-02 20:17:13,602 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-02 20:17:13,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:13,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-02 20:17:13,674 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-02 20:17:13,675 INFO L748 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~r~0#1, main_~x~0#1, main_~a~0#1;havoc main_~r~0#1;havoc main_~x~0#1;main_~a~0#1 := 2 * main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~r~0#1 := 0; 2#L32-2true assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1; 2#L32-2true [2022-11-02 20:17:13,675 INFO L750 eck$LassoCheckResult]: Loop: 2#L32-2true assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1; 2#L32-2true [2022-11-02 20:17:13,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:17:13,675 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2022-11-02 20:17:13,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:17:13,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58748910] [2022-11-02 20:17:13,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:17:13,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:17:13,682 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:17:13,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1315349280] [2022-11-02 20:17:13,683 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:17:13,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:17:13,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:13,684 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:17:13,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-11-02 20:17:13,751 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 20:17:13,751 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-02 20:17:13,751 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:17:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:17:13,764 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:17:13,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:17:13,765 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2022-11-02 20:17:13,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:17:13,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17116138] [2022-11-02 20:17:13,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:17:13,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:17:13,768 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:17:13,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1892394089] [2022-11-02 20:17:13,769 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:17:13,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:17:13,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:13,771 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:17:13,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2022-11-02 20:17:13,799 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 20:17:13,799 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-02 20:17:13,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:17:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:17:13,803 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:17:13,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:17:13,804 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2022-11-02 20:17:13,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:17:13,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634868137] [2022-11-02 20:17:13,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:17:13,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:17:13,810 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:17:13,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1396945771] [2022-11-02 20:17:13,811 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-02 20:17:13,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:17:13,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:13,819 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:17:13,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2022-11-02 20:17:13,853 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-02 20:17:13,853 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-02 20:17:13,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:17:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:17:13,862 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:17:13,907 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:17:13,907 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:17:13,907 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:17:13,907 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:17:13,907 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:17:13,908 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:13,908 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:17:13,908 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:17:13,908 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2022-11-02 20:17:13,908 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:17:13,908 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:17:13,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:13,958 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:17:13,958 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:17:13,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:13,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:13,961 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:13,963 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:17:13,963 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:17:13,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-02 20:17:14,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:14,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:14,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:14,035 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:14,040 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:17:14,040 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:17:14,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-02 20:17:14,074 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:17:14,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:14,106 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:17:14,106 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:17:14,106 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:17:14,107 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:17:14,107 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:17:14,107 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:14,107 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:17:14,107 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:17:14,107 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2022-11-02 20:17:14,107 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:17:14,107 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:17:14,108 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:14,157 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:17:14,157 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:17:14,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:14,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:14,159 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:14,167 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 [2022-11-02 20:17:14,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-02 20:17:14,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:14,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:14,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:14,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:14,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:17:14,181 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:17:14,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:14,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:14,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:14,231 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:17:14,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:14,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:14,233 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:14,235 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 [2022-11-02 20:17:14,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:14,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:14,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:14,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:14,252 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:14,254 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:17:14,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:14,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-02 20:17:14,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:14,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:14,306 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:17:14,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:14,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:14,307 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:14,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-02 20:17:14,309 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 [2022-11-02 20:17:14,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:14,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:14,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:14,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:14,319 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:14,321 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:14,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:14,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:14,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:14,365 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:17:14,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:14,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:14,366 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:14,371 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 [2022-11-02 20:17:14,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-02 20:17:14,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:14,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:14,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:14,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:14,384 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:14,387 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:17:14,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:14,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:14,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:14,431 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:17:14,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:14,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:14,432 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:14,435 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 [2022-11-02 20:17:14,447 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:14,448 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:14,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:14,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:14,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:14,448 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:14,450 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:17:14,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:14,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-02 20:17:14,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:14,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:14,507 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:17:14,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:14,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:14,509 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:14,511 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 [2022-11-02 20:17:14,524 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:14,524 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:17:14,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:14,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:14,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:14,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:14,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-02 20:17:14,527 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:14,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:14,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:14,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:14,578 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:17:14,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:14,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:14,580 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:14,583 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 [2022-11-02 20:17:14,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:14,597 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:14,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:14,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:14,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:14,597 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:14,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-02 20:17:14,601 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:17:14,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:14,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:14,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:14,659 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:17:14,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:14,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:14,660 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:14,663 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 [2022-11-02 20:17:14,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-02 20:17:14,676 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:14,676 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:14,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:14,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:14,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:14,676 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:14,678 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:14,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:14,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:14,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:14,730 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:17:14,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:14,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:14,731 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:14,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-02 20:17:14,733 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 [2022-11-02 20:17:14,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:14,744 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:14,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:14,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:14,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:14,744 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:17:14,747 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:17:14,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:14,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:14,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-02 20:17:14,871 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:17:14,871 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:17:14,871 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:17:14,871 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:17:14,872 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:17:14,872 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:14,872 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:17:14,872 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:17:14,872 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2022-11-02 20:17:14,872 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:17:14,872 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:17:14,874 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:14,880 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:14,902 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:15,013 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:17:15,017 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:17:15,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,019 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,031 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:17:15,031 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:17:15,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-02 20:17:15,057 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:17:15,057 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:17:15,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-02 20:17:15,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,079 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-02 20:17:15,080 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:17:15,080 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:17:15,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:15,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,116 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-02 20:17:15,119 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:17:15,119 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:17:15,147 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:17:15,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-02 20:17:15,168 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:17:15,168 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:17:15,169 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:17:15,169 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:17:15,169 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:17:15,169 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,169 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:17:15,169 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:17:15,169 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2022-11-02 20:17:15,169 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:17:15,169 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:17:15,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:15,181 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:15,207 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:17:15,312 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:17:15,312 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:17:15,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,314 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,320 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 [2022-11-02 20:17:15,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:15,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:15,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:15,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:15,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:17:15,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:17:15,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:15,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-02 20:17:15,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:15,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:15,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,385 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,390 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 [2022-11-02 20:17:15,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-02 20:17:15,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:15,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:15,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:15,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:17:15,408 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:17:15,408 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:17:15,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:15,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:15,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,467 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-02 20:17:15,469 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 [2022-11-02 20:17:15,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:15,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:15,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:15,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:15,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:17:15,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:17:15,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:15,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:15,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-02 20:17:15,502 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:17:15,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,503 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-02 20:17:15,507 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 [2022-11-02 20:17:15,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:15,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:15,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:15,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:15,518 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:15,518 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:17:15,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:15,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:15,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-02 20:17:15,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,543 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-02 20:17:15,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:17:15,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:15,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:15,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:15,564 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:15,574 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:17:15,575 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:17:15,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:15,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:15,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,635 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,639 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 [2022-11-02 20:17:15,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:15,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:15,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:15,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:15,653 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:15,653 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:17:15,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:15,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-02 20:17:15,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:15,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-02 20:17:15,686 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:17:15,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,688 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-02 20:17:15,689 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 [2022-11-02 20:17:15,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:15,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:15,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:15,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:15,707 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:15,708 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:15,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:15,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:15,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-02 20:17:15,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,744 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-02 20:17:15,747 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 [2022-11-02 20:17:15,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:15,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:15,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:15,758 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:15,766 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-02 20:17:15,766 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:17:15,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:15,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-02 20:17:15,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,803 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-02 20:17:15,804 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 [2022-11-02 20:17:15,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:15,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:15,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:15,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:15,815 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:15,815 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:15,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:15,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:15,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:15,838 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:17:15,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,839 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-02 20:17:15,840 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 [2022-11-02 20:17:15,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:15,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:15,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:15,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:15,852 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:15,852 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:17:15,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:15,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:15,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-11-02 20:17:15,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,881 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-02 20:17:15,883 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 [2022-11-02 20:17:15,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:15,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:15,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:15,893 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:15,902 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-02 20:17:15,902 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-02 20:17:15,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:15,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:15,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:15,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:15,967 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:15,971 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 [2022-11-02 20:17:15,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:17:15,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:15,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:15,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:15,984 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:15,985 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:17:15,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:15,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-02 20:17:15,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:16,031 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:17:16,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,033 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,039 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 [2022-11-02 20:17:16,052 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,052 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:16,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:16,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,052 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:16,053 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:17:16,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:16,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-02 20:17:16,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:16,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,116 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,119 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 [2022-11-02 20:17:16,131 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,132 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:16,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,132 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:16,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-02 20:17:16,138 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:17:16,139 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:17:16,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:16,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,197 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,203 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 [2022-11-02 20:17:16,216 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,216 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:16,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:16,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,216 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:17:16,217 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:17:16,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:16,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-02 20:17:16,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:16,268 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:17:16,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,269 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,275 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 [2022-11-02 20:17:16,288 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,288 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:17:16,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:16,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,288 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:16,289 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:16,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:16,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-02 20:17:16,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:16,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,343 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,347 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 [2022-11-02 20:17:16,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-02 20:17:16,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,362 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:17:16,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,362 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:16,370 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-02 20:17:16,370 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:17:16,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:16,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,442 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,447 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 [2022-11-02 20:17:16,460 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,460 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:17:16,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:16,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,461 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:16,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-02 20:17:16,462 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:16,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:16,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:16,516 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:17:16,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,517 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,520 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 [2022-11-02 20:17:16,533 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,533 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:16,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:16,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,533 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:16,535 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:17:16,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:16,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-02 20:17:16,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:16,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,589 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,591 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 [2022-11-02 20:17:16,605 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,605 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:16,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,605 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:16,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-02 20:17:16,616 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-02 20:17:16,617 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-02 20:17:16,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-11-02 20:17:16,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,703 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-02 20:17:16,707 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 [2022-11-02 20:17:16,720 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,720 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:16,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:16,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,720 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:17:16,722 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:17:16,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:16,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:16,773 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:17:16,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,775 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,779 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 [2022-11-02 20:17:16,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-02 20:17:16,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,793 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:16,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:16,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,793 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:16,794 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:16,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:16,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:16,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,846 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,851 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 [2022-11-02 20:17:16,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-02 20:17:16,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,865 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:16,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,865 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:16,874 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-02 20:17:16,874 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:17:16,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:16,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,929 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-02 20:17:16,930 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 [2022-11-02 20:17:16,940 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,940 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:17:16,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:16,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,941 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:17:16,941 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:17:16,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:16,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:16,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-11-02 20:17:16,967 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:17:16,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:16,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:16,968 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:16,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-02 20:17:16,970 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 [2022-11-02 20:17:16,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:16,980 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:16,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:16,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:16,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:16,981 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:17:16,982 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:17:16,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:16,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:17,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:17,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:17,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:17,007 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:17,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-02 20:17:17,009 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 [2022-11-02 20:17:17,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:17,020 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:17,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:17,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:17,020 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:17:17,032 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-02 20:17:17,032 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-02 20:17:17,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:17,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:17,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:17:17,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:17:17,110 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:17:17,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-02 20:17:17,112 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 [2022-11-02 20:17:17,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:17:17,123 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:17:17,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:17:17,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:17:17,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:17:17,123 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:17:17,124 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:17:17,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:17:17,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:17:17,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:17,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:17:17 BoogieIcfgContainer [2022-11-02 20:17:17,155 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 20:17:17,156 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:17:17,156 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:17:17,156 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:17:17,157 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:17:09" (3/4) ... [2022-11-02 20:17:17,160 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:17:17,160 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:17:17,161 INFO L158 Benchmark]: Toolchain (without parser) took 8664.34ms. Allocated memory was 94.4MB in the beginning and 138.4MB in the end (delta: 44.0MB). Free memory was 54.7MB in the beginning and 96.0MB in the end (delta: -41.3MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2022-11-02 20:17:17,162 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 70.5MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:17:17,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.21ms. Allocated memory is still 94.4MB. Free memory was 54.5MB in the beginning and 69.9MB in the end (delta: -15.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2022-11-02 20:17:17,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.35ms. Allocated memory is still 94.4MB. Free memory was 69.9MB in the beginning and 68.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:17:17,163 INFO L158 Benchmark]: Boogie Preprocessor took 24.47ms. Allocated memory is still 94.4MB. Free memory was 68.6MB in the beginning and 67.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:17:17,163 INFO L158 Benchmark]: RCFGBuilder took 295.43ms. Allocated memory is still 94.4MB. Free memory was 67.5MB in the beginning and 59.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:17:17,164 INFO L158 Benchmark]: BuchiAutomizer took 7990.02ms. Allocated memory was 94.4MB in the beginning and 138.4MB in the end (delta: 44.0MB). Free memory was 58.9MB in the beginning and 96.0MB in the end (delta: -37.1MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2022-11-02 20:17:17,164 INFO L158 Benchmark]: Witness Printer took 4.36ms. Allocated memory is still 138.4MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:17:17,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 70.5MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.21ms. Allocated memory is still 94.4MB. Free memory was 54.5MB in the beginning and 69.9MB in the end (delta: -15.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.35ms. Allocated memory is still 94.4MB. Free memory was 69.9MB in the beginning and 68.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.47ms. Allocated memory is still 94.4MB. Free memory was 68.6MB in the beginning and 67.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 295.43ms. Allocated memory is still 94.4MB. Free memory was 67.5MB in the beginning and 59.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 7990.02ms. Allocated memory was 94.4MB in the beginning and 138.4MB in the end (delta: 44.0MB). Free memory was 58.9MB in the beginning and 96.0MB in the end (delta: -37.1MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * Witness Printer took 4.36ms. Allocated memory is still 138.4MB. Free memory is still 96.0MB. 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 Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 7.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital31 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div190 bol100 ite100 ukn100 eq177 hnf94 smp75 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 68ms VariablesStem: 5 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~r~0#1, main_~x~0#1, main_~a~0#1;havoc main_~r~0#1;havoc main_~x~0#1;main_~a~0#1 := 2 * main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~r~0#1 := 0;" "assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1;" Loop: "assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-11-02 20:17:17,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2022-11-02 20:17:17,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2022-11-02 20:17:17,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2022-11-02 20:17:17,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-02 20:17:18,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-02 20:17:18,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/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 Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc239854-5d45-48f6-b908-d318f6095cc9/bin/uautomizer-Dbtcem3rbc/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN