./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps2-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b 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_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 11:31:36,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:31:36,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:31:36,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:31:36,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:31:36,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:31:36,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:31:36,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:31:36,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:31:36,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:31:36,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:31:36,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:31:36,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:31:36,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:31:36,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:31:36,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:31:36,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:31:36,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:31:36,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:31:36,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:31:36,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:31:36,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:31:36,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:31:36,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:31:36,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:31:36,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:31:36,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:31:36,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:31:36,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:31:36,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:31:36,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:31:36,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:31:36,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:31:36,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:31:36,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:31:36,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:31:36,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:31:36,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:31:36,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:31:36,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:31:36,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:31:36,244 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 11:31:36,290 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:31:36,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:31:36,291 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:31:36,291 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:31:36,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:31:36,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:31:36,293 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:31:36,293 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 11:31:36,294 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 11:31:36,294 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 11:31:36,295 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 11:31:36,295 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 11:31:36,295 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 11:31:36,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:31:36,296 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:31:36,296 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:31:36,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:31:36,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:31:36,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:31:36,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 11:31:36,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 11:31:36,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 11:31:36,298 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:31:36,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:31:36,298 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 11:31:36,298 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:31:36,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 11:31:36,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:31:36,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:31:36,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:31:36,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:31:36,302 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 11:31:36,302 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_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 [2022-11-20 11:31:36,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:31:36,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:31:36,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:31:36,650 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:31:36,652 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:31:36,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/termination-nla/ps2-both-t.c [2022-11-20 11:31:40,032 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:31:40,316 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:31:40,317 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/sv-benchmarks/c/termination-nla/ps2-both-t.c [2022-11-20 11:31:40,324 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/data/e5cff7383/5cf3dadbef8f46d7b3c94249c169191d/FLAGf61cc3afb [2022-11-20 11:31:40,351 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/data/e5cff7383/5cf3dadbef8f46d7b3c94249c169191d [2022-11-20 11:31:40,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:31:40,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:31:40,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:31:40,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:31:40,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:31:40,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea3f84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40, skipping insertion in model container [2022-11-20 11:31:40,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:31:40,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:31:40,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:31:40,638 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:31:40,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:31:40,671 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:31:40,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40 WrapperNode [2022-11-20 11:31:40,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:31:40,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:31:40,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:31:40,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:31:40,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,709 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-11-20 11:31:40,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:31:40,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:31:40,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:31:40,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:31:40,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,735 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:31:40,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:31:40,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:31:40,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:31:40,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40" (1/1) ... [2022-11-20 11:31:40,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:40,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:40,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:40,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 11:31:40,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:31:40,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:31:40,922 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:31:40,925 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:31:41,046 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:31:41,053 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:31:41,054 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 11:31:41,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:31:41 BoogieIcfgContainer [2022-11-20 11:31:41,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:31:41,057 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 11:31:41,057 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 11:31:41,061 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 11:31:41,062 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:31:41,062 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 11:31:40" (1/3) ... [2022-11-20 11:31:41,064 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@66cff58a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 11:31:41, skipping insertion in model container [2022-11-20 11:31:41,064 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:31:41,064 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:40" (2/3) ... [2022-11-20 11:31:41,064 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@66cff58a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 11:31:41, skipping insertion in model container [2022-11-20 11:31:41,064 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:31:41,065 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:31:41" (3/3) ... [2022-11-20 11:31:41,066 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps2-both-t.c [2022-11-20 11:31:41,132 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 11:31:41,132 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 11:31:41,132 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 11:31:41,132 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 11:31:41,132 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 11:31:41,133 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 11:31:41,133 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 11:31:41,133 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 11:31:41,138 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:31:41,157 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:31:41,158 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:31:41,158 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:31:41,164 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 11:31:41,164 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:31:41,165 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 11:31:41,165 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:31:41,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:31:41,167 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:31:41,167 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:31:41,167 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 11:31:41,168 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:31:41,177 INFO L748 eck$LassoCheckResult]: Stem: 3#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_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2022-11-20 11:31:41,178 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-11-20 11:31:41,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:41,186 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-20 11:31:41,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:31:41,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511806496] [2022-11-20 11:31:41,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:41,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:31:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:41,303 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:31:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:41,341 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:31:41,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:41,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2022-11-20 11:31:41,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:31:41,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408262883] [2022-11-20 11:31:41,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:41,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:31:41,369 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 11:31:41,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1445156586] [2022-11-20 11:31:41,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:41,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:31:41,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:41,376 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:31:41,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 11:31:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:41,442 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:31:41,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:41,461 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:31:41,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:41,463 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2022-11-20 11:31:41,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:31:41,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377544782] [2022-11-20 11:31:41,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:41,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:31:41,470 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 11:31:41,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [365298994] [2022-11-20 11:31:41,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:41,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:31:41,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:41,519 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:31:41,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 11:31:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:41,630 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:31:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:41,647 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:31:41,799 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:31:41,800 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:31:41,800 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:31:41,801 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:31:41,801 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:31:41,801 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:41,801 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:31:41,802 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:31:41,802 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2022-11-20 11:31:41,802 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:31:41,803 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:31:41,824 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:41,943 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:31:41,944 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:31:41,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:41,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:41,957 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:41,965 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:31:41,966 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:31:41,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 11:31:42,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-11-20 11:31:42,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:42,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:42,011 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:42,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 11:31:42,018 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:31:42,021 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:31:42,060 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:31:42,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:42,073 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:31:42,074 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:31:42,074 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:31:42,074 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:31:42,074 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:31:42,074 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:42,075 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:31:42,075 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:31:42,075 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2022-11-20 11:31:42,075 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:31:42,075 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:31:42,077 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:42,151 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:31:42,157 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:31:42,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:42,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:42,161 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:42,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:42,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 11:31:42,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:42,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:42,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:42,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:42,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:31:42,202 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:31:42,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:42,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:42,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:42,271 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 11:31:42,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:42,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:42,273 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:42,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:42,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 11:31:42,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:42,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:42,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:42,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:42,302 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:42,306 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:31:42,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:42,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:42,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:42,331 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 11:31:42,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:42,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:42,340 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:42,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 11:31:42,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:42,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:42,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:42,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:42,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:42,393 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:42,412 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:42,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:42,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:42,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:42,454 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 11:31:42,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:42,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:42,456 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:42,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 11:31:42,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:42,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:42,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:42,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:42,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:42,479 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:42,488 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:31:42,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:42,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:42,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:42,513 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 11:31:42,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:42,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:42,516 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:42,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 11:31:42,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:42,549 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:42,549 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:42,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:42,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:42,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:42,550 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:42,561 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:31:42,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:42,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:42,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:42,590 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 11:31:42,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:42,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:42,594 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:42,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 11:31:42,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:42,667 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:42,667 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:31:42,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:42,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:42,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:42,668 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:42,677 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:42,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:42,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:42,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-11-20 11:31:42,714 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 11:31:42,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:42,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:42,719 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:42,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 11:31:42,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:42,753 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:42,754 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:42,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:42,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:42,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:42,755 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:42,774 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:31:42,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:42,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:42,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:42,841 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 11:31:42,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:42,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:42,846 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:42,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 11:31:42,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:42,869 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:42,869 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:42,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:42,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:42,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:42,870 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:42,879 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:42,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:42,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:42,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:42,912 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 11:31:42,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:42,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:42,919 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:42,930 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 [2022-11-20 11:31:42,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 11:31:42,948 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:42,948 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:42,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:42,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:42,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:42,949 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:31:42,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:31:42,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:42,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:43,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:43,046 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:31:43,046 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:31:43,046 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:31:43,047 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:31:43,047 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:31:43,047 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,047 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:31:43,048 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:31:43,048 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2022-11-20 11:31:43,048 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:31:43,048 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:31:43,051 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:43,097 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:43,100 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:43,184 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:31:43,184 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:31:43,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:43,187 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:43,201 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:31:43,201 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:31:43,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 11:31:43,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:43,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:43,241 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:43,247 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:31:43,248 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:31:43,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 11:31:43,284 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:31:43,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:43,295 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:31:43,295 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:31:43,295 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:31:43,295 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:31:43,296 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:31:43,296 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,296 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:31:43,296 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:31:43,296 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2022-11-20 11:31:43,296 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:31:43,297 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:31:43,299 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:43,329 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:43,334 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:43,433 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:31:43,434 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:31:43,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:43,438 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:43,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:43,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 11:31:43,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:43,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:43,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:43,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:31:43,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:31:43,484 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:31:43,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:43,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:43,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:43,511 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:43,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 11:31:43,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:43,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:43,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:43,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:43,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:43,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:31:43,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:31:43,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:43,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:43,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:43,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:43,574 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:43,591 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 [2022-11-20 11:31:43,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 11:31:43,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:43,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:43,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:43,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:43,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:31:43,608 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:31:43,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:43,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:43,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:43,629 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 11:31:43,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:43,631 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:43,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 11:31:43,638 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 [2022-11-20 11:31:43,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:43,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:43,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:43,655 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:43,669 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 11:31:43,669 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 11:31:43,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:43,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:43,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:43,711 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:43,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:43,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 11:31:43,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:43,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:43,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:43,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:43,748 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:43,749 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:31:43,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:43,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:43,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:43,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:43,771 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:43,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 11:31:43,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:43,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:43,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:43,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:43,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:43,803 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:43,804 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:31:43,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:43,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:43,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:43,831 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 11:31:43,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:43,833 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:43,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:43,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 11:31:43,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:43,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:43,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:43,859 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:43,879 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 11:31:43,879 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 11:31:43,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:43,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:43,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:43,925 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:43,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 11:31:43,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:43,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:43,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:43,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:43,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:43,946 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:43,948 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:43,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:43,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:43,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:43,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:43,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:43,989 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:43,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 11:31:44,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:44,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:44,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,015 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:44,017 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:44,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:44,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,042 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 11:31:44,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,044 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 11:31:44,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:44,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,067 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:44,096 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 11:31:44,096 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 11:31:44,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,142 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 11:31:44,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:44,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:44,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,164 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:44,165 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:31:44,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:44,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,194 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 11:31:44,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:44,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:44,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,216 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:44,218 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:31:44,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:44,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,242 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 11:31:44,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,244 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-20 11:31:44,266 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:44,267 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:44,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,267 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:44,284 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 11:31:44,284 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 11:31:44,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,330 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-20 11:31:44,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:44,350 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:44,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:44,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,351 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:44,352 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:31:44,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:44,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,385 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 11:31:44,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:44,405 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:44,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:44,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,406 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:44,407 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:31:44,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:44,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,425 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 11:31:44,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,427 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 11:31:44,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:44,448 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:31:44,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,449 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:44,464 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 11:31:44,464 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 11:31:44,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,542 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 11:31:44,562 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:44,562 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:31:44,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:44,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,562 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:44,564 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:44,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:44,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,587 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 11:31:44,591 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 [2022-11-20 11:31:44,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:44,607 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:31:44,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:44,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,608 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:44,610 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:44,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:44,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,626 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 11:31:44,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,628 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 11:31:44,651 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:44,651 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:44,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,651 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:44,671 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 11:31:44,671 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 11:31:44,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,811 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 11:31:44,834 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:44,834 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:44,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:44,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,834 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:44,837 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:31:44,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:44,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,873 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:44,931 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:44,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:44,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,932 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:44,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 11:31:44,934 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:31:44,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:44,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:44,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:44,957 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 11:31:44,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:44,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:44,958 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:44,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:44,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 11:31:44,982 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:44,982 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:44,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:44,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:44,983 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:44,995 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 11:31:44,995 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 11:31:45,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:45,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:45,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:45,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:45,045 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:45,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:45,065 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:45,066 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:45,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:45,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:45,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:45,066 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:45,067 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:45,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:45,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 11:31:45,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:45,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:45,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:45,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:45,091 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:45,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:45,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 11:31:45,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:45,119 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:45,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:45,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:45,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:45,120 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:45,121 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:45,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:45,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:45,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:45,148 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 11:31:45,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:45,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:45,149 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:45,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:45,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:45,171 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:45,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:45,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:45,171 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:31:45,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 11:31:45,191 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 11:31:45,192 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 11:31:45,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:45,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:45,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:45,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:45,289 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:45,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:45,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 11:31:45,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:45,308 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:45,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:45,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:45,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:45,308 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:31:45,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:31:45,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:45,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:45,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:45,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:45,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:45,340 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:45,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:45,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 11:31:45,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:45,361 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:45,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:45,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:45,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:45,361 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:31:45,363 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:31:45,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:45,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:45,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:45,392 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-20 11:31:45,392 INFO L748 eck$LassoCheckResult]: Stem: 3#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_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-11-20 11:31:45,392 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-11-20 11:31:45,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:45,393 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2022-11-20 11:31:45,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:31:45,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672352620] [2022-11-20 11:31:45,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:45,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:31:45,399 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 11:31:45,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1937752890] [2022-11-20 11:31:45,400 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 11:31:45,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:31:45,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:45,402 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:31:45,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-11-20 11:31:45,459 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 11:31:45,460 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-20 11:31:45,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:31:45,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:45,473 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:31:45,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:45,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2022-11-20 11:31:45,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:31:45,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622489777] [2022-11-20 11:31:45,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:45,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:31:45,478 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 11:31:45,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2076641052] [2022-11-20 11:31:45,482 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 11:31:45,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:31:45,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:45,495 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:31:45,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2022-11-20 11:31:45,537 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 11:31:45,538 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-20 11:31:45,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:31:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:45,547 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:31:45,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:45,548 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2022-11-20 11:31:45,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:31:45,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961098796] [2022-11-20 11:31:45,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:45,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:31:45,554 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 11:31:45,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [364396324] [2022-11-20 11:31:45,564 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 11:31:45,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:31:45,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:45,573 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:31:45,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2022-11-20 11:31:45,619 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-20 11:31:45,619 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-20 11:31:45,620 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:31:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:45,631 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:31:45,676 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:31:45,676 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:31:45,676 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:31:45,676 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:31:45,676 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:31:45,676 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:45,677 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:31:45,677 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:31:45,677 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2022-11-20 11:31:45,677 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:31:45,677 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:31:45,678 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:45,740 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:31:45,741 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:31:45,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:45,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:45,749 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:45,751 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:31:45,751 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:31:45,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 11:31:45,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:45,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:45,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:45,790 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:45,794 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:31:45,794 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:31:45,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 11:31:45,833 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:31:45,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-20 11:31:45,838 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:31:45,838 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:31:45,838 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:31:45,838 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:31:45,838 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:31:45,839 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:45,839 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:31:45,839 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:31:45,839 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2022-11-20 11:31:45,839 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:31:45,839 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:31:45,841 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:45,912 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:31:45,912 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:31:45,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:45,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:45,914 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:45,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:45,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 11:31:45,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:45,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:45,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:45,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:45,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:31:45,941 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:31:45,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:45,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:45,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:45,961 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 11:31:45,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:45,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:45,963 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:45,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:45,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 11:31:45,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:45,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:45,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:45,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:45,984 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:45,987 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:31:45,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:46,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:46,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,010 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 11:31:46,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:46,012 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:46,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:46,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 11:31:46,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:46,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:46,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:46,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:46,034 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:46,037 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:46,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:46,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:46,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,062 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 11:31:46,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:46,064 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:46,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:46,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 11:31:46,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:46,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:46,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:46,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:46,086 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:46,090 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:31:46,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:46,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:46,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,114 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 11:31:46,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:46,115 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:46,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:46,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 11:31:46,137 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:46,137 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:46,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:46,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:46,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:46,137 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:46,141 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:31:46,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:46,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:46,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,159 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 11:31:46,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:46,161 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:46,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:46,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 11:31:46,183 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:46,183 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:31:46,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:46,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:46,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:46,183 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:46,188 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:46,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:46,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:46,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,222 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 11:31:46,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:46,224 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:46,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:46,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 11:31:46,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:46,246 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:46,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:46,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:46,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:46,247 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:46,253 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:31:46,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:46,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:46,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,306 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 11:31:46,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:46,308 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:46,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:46,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 11:31:46,329 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:46,329 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:46,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:46,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:46,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:46,330 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:46,333 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:46,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:46,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:46,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,358 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 11:31:46,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:46,361 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:46,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:46,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 11:31:46,380 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:46,381 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:46,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:46,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:46,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:46,381 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:31:46,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:31:46,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:46,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:46,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,467 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:31:46,467 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:31:46,468 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:31:46,468 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:31:46,468 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:31:46,468 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,468 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:31:46,468 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:31:46,469 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2022-11-20 11:31:46,469 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:31:46,469 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:31:46,474 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:46,480 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:46,506 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:46,603 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:31:46,603 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:31:46,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:46,606 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:46,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 11:31:46,615 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:31:46,616 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:31:46,645 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:31:46,646 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: [] [2022-11-20 11:31:46,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:46,652 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:46,657 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:31:46,657 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:31:46,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 11:31:46,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:46,695 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:46,700 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:31:46,700 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:31:46,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-20 11:31:46,741 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:31:46,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,745 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:31:46,746 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:31:46,746 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:31:46,746 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:31:46,746 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:31:46,746 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,746 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:31:46,746 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:31:46,746 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2022-11-20 11:31:46,746 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:31:46,747 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:31:46,748 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:46,785 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:46,788 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:31:46,876 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:31:46,877 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:31:46,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:46,880 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:46,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:46,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-20 11:31:46,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:46,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:46,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:46,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:31:46,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:31:46,909 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:31:46,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:46,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:46,947 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:46,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:46,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-20 11:31:46,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:46,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:46,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:46,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:46,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:31:46,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:31:46,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:46,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:46,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:46,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:46,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,000 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-20 11:31:47,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:47,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:47,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:31:47,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:31:47,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:47,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:47,045 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 11:31:47,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,047 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-20 11:31:47,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:47,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,070 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:47,078 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 11:31:47,078 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 11:31:47,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:47,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,112 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-20 11:31:47,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:47,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:47,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,133 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:47,134 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:31:47,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:47,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:47,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,156 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-20 11:31:47,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:47,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:47,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,204 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:47,205 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:31:47,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:47,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-20 11:31:47,210 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 11:31:47,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,212 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-20 11:31:47,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:47,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,231 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:47,242 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 11:31:47,242 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 11:31:47,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:47,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,287 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-20 11:31:47,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:47,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:47,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,311 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:47,311 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:47,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:47,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:47,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,327 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-20 11:31:47,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:47,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:47,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,350 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:47,351 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:47,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:47,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:47,371 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 11:31:47,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,372 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-20 11:31:47,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:47,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,395 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:47,409 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 11:31:47,409 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 11:31:47,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:47,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,460 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-20 11:31:47,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:47,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:47,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,482 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:47,483 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:31:47,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:47,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:47,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,507 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-20 11:31:47,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:31:47,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:47,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,531 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:47,532 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:31:47,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:47,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:47,547 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 11:31:47,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,549 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-20 11:31:47,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:47,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:47,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,575 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:47,584 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 11:31:47,584 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 11:31:47,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:47,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,632 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-20 11:31:47,653 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:47,653 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:47,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:47,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,654 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:47,655 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:31:47,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:47,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-11-20 11:31:47,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,678 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-20 11:31:47,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,694 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:47,695 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:47,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:47,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,695 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:31:47,696 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:31:47,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:47,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-11-20 11:31:47,705 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 11:31:47,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,706 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-20 11:31:47,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,727 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:47,727 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:31:47,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,727 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:47,746 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 11:31:47,746 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 11:31:47,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:47,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,870 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-20 11:31:47,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,897 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:47,897 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:31:47,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:47,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,898 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:47,899 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:47,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:47,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-20 11:31:47,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,922 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-20 11:31:47,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,939 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:47,939 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:31:47,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:47,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,939 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:47,941 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:47,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:47,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:47,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:47,957 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 11:31:47,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:47,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:47,958 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:47,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:47,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-20 11:31:47,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:47,983 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:47,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:47,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:47,984 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:48,000 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 11:31:48,000 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 11:31:48,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:48,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-11-20 11:31:48,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:48,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:48,141 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:48,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-20 11:31:48,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:48,158 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:48,158 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:48,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:48,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:48,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:48,158 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:48,167 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:31:48,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:48,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:48,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-11-20 11:31:48,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:48,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:48,179 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:48,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-20 11:31:48,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:48,193 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:48,193 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:48,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:48,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:48,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:48,193 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:31:48,198 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:31:48,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:48,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:48,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-11-20 11:31:48,208 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 11:31:48,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:48,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:48,209 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:48,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-20 11:31:48,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:48,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:48,222 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:48,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:48,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:48,222 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:48,232 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 11:31:48,232 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 11:31:48,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:48,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-11-20 11:31:48,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:48,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:48,273 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:48,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-20 11:31:48,275 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 [2022-11-20 11:31:48,287 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:48,287 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:48,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:48,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:48,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:48,288 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:48,288 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:48,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:48,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:48,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-11-20 11:31:48,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:48,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:48,296 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:48,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-20 11:31:48,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:48,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:48,312 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:31:48,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:48,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:48,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:48,312 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:31:48,313 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:31:48,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:48,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:48,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-11-20 11:31:48,319 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 11:31:48,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:48,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:48,320 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:48,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-20 11:31:48,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:48,337 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:48,337 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:48,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:48,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:48,338 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:31:48,362 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 11:31:48,363 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 11:31:48,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:48,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:48,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:48,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:48,474 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:48,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:48,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-20 11:31:48,499 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:48,499 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:48,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:48,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:48,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:48,499 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:31:48,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:31:48,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:48,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:48,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:48,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:31:48,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:48,518 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:48,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:31:48,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-20 11:31:48,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:31:48,542 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:31:48,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:31:48,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:31:48,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:31:48,543 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:31:48,544 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:31:48,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:31:48,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:31:48,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:48,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 11:31:48 BoogieIcfgContainer [2022-11-20 11:31:48,581 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 11:31:48,582 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:31:48,582 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:31:48,582 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:31:48,583 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:31:41" (3/4) ... [2022-11-20 11:31:48,587 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 11:31:48,587 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:31:48,589 INFO L158 Benchmark]: Toolchain (without parser) took 8228.04ms. Allocated memory was 159.4MB in the beginning and 209.7MB in the end (delta: 50.3MB). Free memory was 127.9MB in the beginning and 108.6MB in the end (delta: 19.4MB). Peak memory consumption was 72.5MB. Max. memory is 16.1GB. [2022-11-20 11:31:48,590 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 159.4MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:31:48,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.88ms. Allocated memory is still 159.4MB. Free memory was 127.8MB in the beginning and 118.8MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 11:31:48,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.23ms. Allocated memory is still 159.4MB. Free memory was 118.8MB in the beginning and 117.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:31:48,591 INFO L158 Benchmark]: Boogie Preprocessor took 28.22ms. Allocated memory is still 159.4MB. Free memory was 117.3MB in the beginning and 116.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:31:48,592 INFO L158 Benchmark]: RCFGBuilder took 315.47ms. Allocated memory is still 159.4MB. Free memory was 116.2MB in the beginning and 107.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 11:31:48,592 INFO L158 Benchmark]: BuchiAutomizer took 7523.81ms. Allocated memory was 159.4MB in the beginning and 209.7MB in the end (delta: 50.3MB). Free memory was 107.3MB in the beginning and 108.6MB in the end (delta: -1.3MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. [2022-11-20 11:31:48,592 INFO L158 Benchmark]: Witness Printer took 5.66ms. Allocated memory is still 209.7MB. Free memory is still 108.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:31:48,594 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 159.4MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.88ms. Allocated memory is still 159.4MB. Free memory was 127.8MB in the beginning and 118.8MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.23ms. Allocated memory is still 159.4MB. Free memory was 118.8MB in the beginning and 117.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.22ms. Allocated memory is still 159.4MB. Free memory was 117.3MB in the beginning and 116.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 315.47ms. Allocated memory is still 159.4MB. Free memory was 116.2MB in the beginning and 107.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 7523.81ms. Allocated memory was 159.4MB in the beginning and 209.7MB in the end (delta: 50.3MB). Free memory was 107.3MB in the beginning and 108.6MB in the end (delta: -1.3MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. * Witness Printer took 5.66ms. Allocated memory is still 209.7MB. Free memory is still 108.6MB. 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 7.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 7.4s. 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: inital40 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 147ms VariablesStem: 3 VariablesLoop: 6 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_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-11-20 11:31:48,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:48,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:49,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2022-11-20 11:31:49,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-20 11:31:49,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-20 11:31:49,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with 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_560e38d6-f16d-4f6c-80cb-9fc5be8de8be/bin/uautomizer-ug76WZFUDN/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