./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/dijkstra6-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/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_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/dijkstra6-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/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_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/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 e21b4199c3fe8b9eec53c5f972ceafe7de5c48cca9350646a76586e219a0fd70 --- 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 10:32:05,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:32:05,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:32:06,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:32:06,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:32:06,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:32:06,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:32:06,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:32:06,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:32:06,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:32:06,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:32:06,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:32:06,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:32:06,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:32:06,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:32:06,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:32:06,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:32:06,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:32:06,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:32:06,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:32:06,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:32:06,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:32:06,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:32:06,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:32:06,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:32:06,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:32:06,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:32:06,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:32:06,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:32:06,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:32:06,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:32:06,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:32:06,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:32:06,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:32:06,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:32:06,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:32:06,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:32:06,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:32:06,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:32:06,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:32:06,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:32:06,096 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 10:32:06,138 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:32:06,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:32:06,139 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:32:06,139 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:32:06,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:32:06,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:32:06,141 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:32:06,142 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 10:32:06,142 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 10:32:06,142 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 10:32:06,143 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 10:32:06,143 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 10:32:06,144 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 10:32:06,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:32:06,144 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:32:06,144 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:32:06,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:32:06,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:32:06,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:32:06,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 10:32:06,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 10:32:06,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 10:32:06,146 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:32:06,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:32:06,146 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 10:32:06,146 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:32:06,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 10:32:06,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:32:06,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:32:06,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:32:06,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:32:06,150 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 10:32:06,150 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_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e21b4199c3fe8b9eec53c5f972ceafe7de5c48cca9350646a76586e219a0fd70 [2022-11-20 10:32:06,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:32:06,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:32:06,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:32:06,513 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:32:06,513 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:32:06,515 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/termination-nla/dijkstra6-both-t.c [2022-11-20 10:32:09,613 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:32:09,867 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:32:09,868 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/sv-benchmarks/c/termination-nla/dijkstra6-both-t.c [2022-11-20 10:32:09,876 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/data/4a884ebc2/c0bb104003ba4bc7b2987e374635edac/FLAG94bb4a4ba [2022-11-20 10:32:09,894 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/data/4a884ebc2/c0bb104003ba4bc7b2987e374635edac [2022-11-20 10:32:09,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:32:09,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:32:09,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:32:09,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:32:09,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:32:09,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:32:09" (1/1) ... [2022-11-20 10:32:09,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@988baf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:09, skipping insertion in model container [2022-11-20 10:32:09,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:32:09" (1/1) ... [2022-11-20 10:32:09,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:32:09,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:32:10,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:32:10,133 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:32:10,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:32:10,162 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:32:10,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10 WrapperNode [2022-11-20 10:32:10,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:32:10,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:32:10,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:32:10,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:32:10,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10" (1/1) ... [2022-11-20 10:32:10,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10" (1/1) ... [2022-11-20 10:32:10,197 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2022-11-20 10:32:10,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:32:10,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:32:10,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:32:10,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:32:10,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10" (1/1) ... [2022-11-20 10:32:10,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10" (1/1) ... [2022-11-20 10:32:10,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10" (1/1) ... [2022-11-20 10:32:10,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10" (1/1) ... [2022-11-20 10:32:10,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10" (1/1) ... [2022-11-20 10:32:10,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10" (1/1) ... [2022-11-20 10:32:10,217 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10" (1/1) ... [2022-11-20 10:32:10,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10" (1/1) ... [2022-11-20 10:32:10,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:32:10,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:32:10,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:32:10,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:32:10,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10" (1/1) ... [2022-11-20 10:32:10,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:10,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:10,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:10,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 10:32:10,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:32:10,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:32:10,388 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:32:10,390 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:32:10,526 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:32:10,534 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:32:10,535 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 10:32:10,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:10 BoogieIcfgContainer [2022-11-20 10:32:10,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:32:10,539 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 10:32:10,539 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 10:32:10,543 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 10:32:10,544 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:32:10,545 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 10:32:09" (1/3) ... [2022-11-20 10:32:10,546 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a9f257a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:32:10, skipping insertion in model container [2022-11-20 10:32:10,546 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:32:10,547 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:10" (2/3) ... [2022-11-20 10:32:10,547 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a9f257a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:32:10, skipping insertion in model container [2022-11-20 10:32:10,547 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:32:10,548 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:10" (3/3) ... [2022-11-20 10:32:10,549 INFO L332 chiAutomizerObserver]: Analyzing ICFG dijkstra6-both-t.c [2022-11-20 10:32:10,638 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 10:32:10,638 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 10:32:10,638 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 10:32:10,638 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 10:32:10,639 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 10:32:10,639 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 10:32:10,639 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 10:32:10,639 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 10:32:10,644 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 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 10:32:10,666 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:10,666 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:10,667 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:10,673 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-20 10:32:10,673 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-20 10:32:10,674 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 10:32:10,675 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 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 10:32:10,677 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:10,677 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:10,678 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:10,679 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-20 10:32:10,679 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-20 10:32:10,688 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_~n~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~h~0#1, main_~c~0#1, main_~k~0#1;havoc main_~n~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~h~0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 9#L25true assume !(main_~n~0#1 >= 1073741824);main_~p~0#1 := 0;main_~q~0#1 := 1;main_~r~0#1 := main_~n~0#1;main_~h~0#1 := 0;main_~c~0#1 := 0;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 10#L33-2true [2022-11-20 10:32:10,688 INFO L750 eck$LassoCheckResult]: Loop: 10#L33-2true assume !!(main_~q~0#1 <= main_~n~0#1);main_~q~0#1 := 4 * main_~q~0#1; 10#L33-2true [2022-11-20 10:32:10,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:10,699 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-11-20 10:32:10,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:10,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431139621] [2022-11-20 10:32:10,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:10,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:10,804 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:10,829 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:10,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:10,833 INFO L85 PathProgramCache]: Analyzing trace with hash 47, now seen corresponding path program 1 times [2022-11-20 10:32:10,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:10,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497449918] [2022-11-20 10:32:10,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:10,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:10,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:10,845 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:10,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:10,847 INFO L85 PathProgramCache]: Analyzing trace with hash 925676, now seen corresponding path program 1 times [2022-11-20 10:32:10,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:10,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742382624] [2022-11-20 10:32:10,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:10,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:10,859 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:10,869 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:11,004 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:11,004 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:11,005 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:11,005 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:11,005 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:32:11,005 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:11,006 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:11,006 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:11,006 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra6-both-t.c_Iteration1_Lasso [2022-11-20 10:32:11,006 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:11,006 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:11,024 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 10:32:11,051 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 10:32:11,057 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 10:32:11,061 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 10:32:11,066 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:11,070 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:11,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:11,080 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 10:32:11,086 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 10:32:11,202 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:11,202 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:32:11,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:11,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:11,209 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:11,236 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:32:11,237 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:32:11,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 10:32:11,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-20 10:32:11,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:11,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:11,284 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:11,288 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:32:11,289 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:32:11,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 10:32:24,324 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2022-11-20 10:32:24,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:24,366 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:24,366 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:24,366 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:24,367 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:24,367 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:32:24,367 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:24,367 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:24,367 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:24,367 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra6-both-t.c_Iteration1_Lasso [2022-11-20 10:32:24,368 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:24,368 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:24,377 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 10:32:24,401 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 10:32:24,405 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 10:32:24,409 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 10:32:24,413 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 10:32:24,417 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 10:32:24,422 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 10:32:24,426 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 10:32:24,431 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 10:32:24,530 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:24,535 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:32:24,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:24,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:24,539 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:24,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 10:32:24,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:24,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:24,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:24,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:24,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:24,576 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:24,576 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:24,604 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:32:24,615 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-20 10:32:24,615 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 10:32:24,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:24,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:24,638 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:24,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 10:32:24,642 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:32:24,655 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-20 10:32:24,656 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:32:24,656 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~q~0#1, ULTIMATE.start_main_~n~0#1) = -2*ULTIMATE.start_main_~q~0#1 + 2*ULTIMATE.start_main_~n~0#1 + 3 Supporting invariants [1*ULTIMATE.start_main_~q~0#1 - 1 >= 0] [2022-11-20 10:32:24,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:24,680 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2022-11-20 10:32:24,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:24,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:24,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 10:32:24,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:24,815 WARN L261 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:32:24,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:24,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:32:24,867 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-11-20 10:32:24,870 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 10:32:24,939 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 42 transitions. Complement of second has 6 states. [2022-11-20 10:32:24,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-20 10:32:24,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 10:32:24,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2022-11-20 10:32:24,949 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 3 letters. Loop has 1 letters. [2022-11-20 10:32:24,950 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:24,950 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 4 letters. Loop has 1 letters. [2022-11-20 10:32:24,950 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:24,950 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 3 letters. Loop has 2 letters. [2022-11-20 10:32:24,951 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:24,952 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 42 transitions. [2022-11-20 10:32:24,954 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-20 10:32:24,958 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 9 states and 12 transitions. [2022-11-20 10:32:24,959 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2022-11-20 10:32:24,959 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2022-11-20 10:32:24,960 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2022-11-20 10:32:24,960 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:32:24,960 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2022-11-20 10:32:24,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2022-11-20 10:32:24,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2022-11-20 10:32:24,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 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 10:32:24,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 11 transitions. [2022-11-20 10:32:24,987 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 11 transitions. [2022-11-20 10:32:24,987 INFO L428 stractBuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2022-11-20 10:32:24,987 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 10:32:24,987 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 11 transitions. [2022-11-20 10:32:24,988 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-20 10:32:24,988 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:24,988 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:24,989 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-20 10:32:24,989 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-20 10:32:24,989 INFO L748 eck$LassoCheckResult]: Stem: 90#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 91#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_~n~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~h~0#1, main_~c~0#1, main_~k~0#1;havoc main_~n~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~h~0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 92#L25 assume !(main_~n~0#1 >= 1073741824);main_~p~0#1 := 0;main_~q~0#1 := 1;main_~r~0#1 := main_~n~0#1;main_~h~0#1 := 0;main_~c~0#1 := 0;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 93#L33-2 assume !(main_~q~0#1 <= main_~n~0#1); 89#L40-1 [2022-11-20 10:32:24,989 INFO L750 eck$LassoCheckResult]: Loop: 89#L40-1 assume !!(main_~p~0#1 * main_~p~0#1 - main_~n~0#1 * main_~q~0#1 + main_~q~0#1 * main_~r~0#1 + main_~c~0#1 <= main_~k~0#1);main_~q~0#1 := (if main_~q~0#1 < 0 && 0 != main_~q~0#1 % 4 then 1 + main_~q~0#1 / 4 else main_~q~0#1 / 4);main_~h~0#1 := main_~p~0#1 + main_~q~0#1;main_~p~0#1 := (if main_~p~0#1 < 0 && 0 != main_~p~0#1 % 2 then 1 + main_~p~0#1 / 2 else main_~p~0#1 / 2); 87#L54 assume !(main_~r~0#1 >= main_~h~0#1); 88#L54-2 main_#t~post2#1 := main_~c~0#1;main_~c~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 89#L40-1 [2022-11-20 10:32:24,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:24,990 INFO L85 PathProgramCache]: Analyzing trace with hash 925674, now seen corresponding path program 1 times [2022-11-20 10:32:24,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:24,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423223928] [2022-11-20 10:32:24,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:24,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:24,997 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:25,003 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:25,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:25,004 INFO L85 PathProgramCache]: Analyzing trace with hash 56764, now seen corresponding path program 1 times [2022-11-20 10:32:25,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:25,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218172433] [2022-11-20 10:32:25,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:25,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:25,011 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 10:32:25,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [429842517] [2022-11-20 10:32:25,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:25,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:32:25,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:25,014 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:32:25,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-20 10:32:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:25,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:25,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:25,090 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:25,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:25,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1806977331, now seen corresponding path program 1 times [2022-11-20 10:32:25,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:25,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080449264] [2022-11-20 10:32:25,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:25,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:25,099 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 10:32:25,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2132199245] [2022-11-20 10:32:25,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:25,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:32:25,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:25,104 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:32:25,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-20 10:32:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:25,171 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:25,188 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:25,503 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:25,503 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:25,504 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:25,504 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:25,504 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:32:25,504 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:25,504 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:25,504 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:25,504 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra6-both-t.c_Iteration2_Loop [2022-11-20 10:32:25,505 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:25,505 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:25,508 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 10:32:25,698 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:26,066 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-20 10:32:27,269 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:27,269 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:32:27,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:27,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:27,275 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:27,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 10:32:27,280 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:32:27,281 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:32:27,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:27,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:27,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:27,338 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:27,347 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:32:27,347 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:32:27,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 10:32:27,447 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:32:27,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:27,456 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:27,456 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:27,456 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:27,456 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:27,456 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:32:27,456 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:27,456 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:27,456 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:27,457 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra6-both-t.c_Iteration2_Loop [2022-11-20 10:32:27,457 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:27,457 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:27,459 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:27,466 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 10:32:28,337 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-20 10:32:29,975 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:29,976 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:32:29,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:29,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:29,977 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:29,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 10:32:29,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:30,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:30,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:30,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:30,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:30,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:30,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:30,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:30,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:30,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:30,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:30,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:30,029 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:30,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 10:32:30,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:30,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:30,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:30,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:30,050 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:30,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:30,098 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:32:30,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:30,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:30,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:30,146 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:32:30,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:30,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:30,147 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:30,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 10:32:30,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:30,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:30,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:30,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:30,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:30,171 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:30,172 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:32:30,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:30,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:30,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:30,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:30,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:30,189 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:30,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:30,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 10:32:30,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:30,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:30,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:30,212 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:30,212 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:30,258 INFO L401 nArgumentSynthesizer]: We have 27 Motzkin's Theorem applications. [2022-11-20 10:32:30,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:30,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:30,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:30,321 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:32:30,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:30,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:30,324 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:30,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:30,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 10:32:30,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:30,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:30,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:30,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:30,347 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:30,348 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:32:30,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:30,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:30,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:30,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:30,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:30,386 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:30,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:30,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 10:32:30,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:30,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:30,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:30,406 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:30,406 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:30,469 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2022-11-20 10:32:30,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:30,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:30,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:30,554 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:32:30,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:30,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:30,557 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:30,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 10:32:30,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:30,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:30,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:30,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:30,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:30,581 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:32:30,582 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:32:30,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:30,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:30,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:30,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:30,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:30,604 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:30,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:30,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 10:32:30,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:30,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:30,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:30,634 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:30,634 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:32:30,730 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-20 10:32:30,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:30,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:30,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:30,831 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:32:30,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:30,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:30,835 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:30,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:30,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 10:32:30,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:30,859 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:32:30,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:30,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:30,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:30,860 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:30,861 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:32:30,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:30,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:30,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:30,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:30,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:30,882 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:30,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 10:32:30,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:30,900 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:30,900 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:32:30,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:30,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:30,900 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:30,901 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:30,952 INFO L401 nArgumentSynthesizer]: We have 27 Motzkin's Theorem applications. [2022-11-20 10:32:30,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,076 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:32:31,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,078 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:31,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 10:32:31,108 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:31,108 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:32:31,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,109 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:31,110 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:32:31,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,142 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:31,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 10:32:31,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:31,168 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:32:31,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,168 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:31,168 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:31,236 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2022-11-20 10:32:31,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,420 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:32:31,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,422 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:31,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 10:32:31,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:31,451 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:32:31,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:31,452 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:32:31,453 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:32:31,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:31,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:31,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:31,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:31,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:31,490 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:31,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:31,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 10:32:31,510 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:31,510 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:32:31,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:31,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:31,511 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:31,511 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:32:31,612 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-20 10:32:31,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:32,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:32,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:32,050 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:32:32,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:32,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:32,051 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:32,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:32,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 10:32:32,069 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:32,069 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:32:32,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:32,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:32,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:32,070 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:32,073 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:32:32,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:32,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:32,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:32,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:32,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:32,109 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:32,116 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 10:32:32,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 10:32:32,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:32,130 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:32:32,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:32,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:32,130 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:32,131 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:32,186 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2022-11-20 10:32:32,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:32,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:32,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:32,303 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:32:32,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:32,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:32,305 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:32,312 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 10:32:32,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 10:32:32,325 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:32,326 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:32:32,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:32,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:32,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:32,326 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:32:32,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:32,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:32,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:32,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-11-20 10:32:32,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:32,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:32,347 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:32,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 10:32:32,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:32,363 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:32,363 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:32:32,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:32,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:32,364 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:32,364 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:32:32,456 INFO L401 nArgumentSynthesizer]: We have 54 Motzkin's Theorem applications. [2022-11-20 10:32:32,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:32,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:32,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:32,709 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:32,710 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:32,710 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:32,710 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:32,710 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:32:32,710 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:32,710 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:32,711 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:32,711 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra6-both-t.c_Iteration2_Lasso [2022-11-20 10:32:32,711 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:32,711 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:32,718 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 10:32:32,721 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:32,725 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 10:32:32,727 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:33,597 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 10:32:34,369 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-20 10:32:35,750 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:35,750 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:32:35,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:35,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:35,752 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:35,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 10:32:35,756 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:32:35,756 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:32:35,769 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:32:35,769 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2#1=0} Honda state: {ULTIMATE.start_main_#t~post2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:32:35,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-11-20 10:32:35,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:35,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:35,774 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:35,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-20 10:32:35,780 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:32:35,783 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:32:35,796 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:32:35,796 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 10:32:35,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:35,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:35,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:35,801 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:35,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-20 10:32:35,804 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:32:35,807 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:32:35,820 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:32:35,820 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:32:35,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-11-20 10:32:35,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:35,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:35,825 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:35,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 10:32:35,828 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:32:35,828 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:32:35,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:35,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:35,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:35,885 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:35,890 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:32:35,890 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:32:35,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 10:32:35,995 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:32:35,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:35,999 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:35,999 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:35,999 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:35,999 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:36,000 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:32:36,000 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:36,000 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:36,000 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:36,000 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra6-both-t.c_Iteration2_Lasso [2022-11-20 10:32:36,000 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:36,000 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:36,002 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 10:32:36,007 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:36,009 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 10:32:36,731 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 10:32:36,734 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 10:32:38,210 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-20 10:32:39,543 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:39,543 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:32:39,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:39,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:39,552 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:39,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:39,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 10:32:39,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:39,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:39,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:39,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:39,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:39,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:39,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:39,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:39,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:39,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:39,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:39,580 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:39,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 10:32:39,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:39,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:39,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:39,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:39,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:39,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:39,594 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:39,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:39,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:39,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-11-20 10:32:39,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:39,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:39,599 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:39,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 10:32:39,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:39,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:39,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:39,612 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:39,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:39,919 INFO L401 nArgumentSynthesizer]: We have 198 Motzkin's Theorem applications. [2022-11-20 10:32:39,919 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2022-11-20 10:32:40,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:40,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:40,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:40,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:40,619 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:40,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 10:32:40,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:40,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:40,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:40,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:40,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:40,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:40,633 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:40,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:40,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:40,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:40,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:40,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:40,641 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:40,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 10:32:40,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:40,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:40,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:40,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:40,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:40,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:40,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:40,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:40,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:40,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-20 10:32:40,660 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:32:40,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:40,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:40,661 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:40,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 10:32:40,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:40,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:40,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:40,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:40,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:40,677 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:40,677 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:32:40,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:40,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:40,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-20 10:32:40,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:40,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:40,683 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:40,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 10:32:40,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:40,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:40,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:40,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:40,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:40,698 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:40,698 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:32:40,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:40,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:40,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-11-20 10:32:40,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:40,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:40,704 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:40,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 10:32:40,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:40,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:40,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:40,735 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:40,736 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:41,134 INFO L401 nArgumentSynthesizer]: We have 297 Motzkin's Theorem applications. [2022-11-20 10:32:41,134 INFO L402 nArgumentSynthesizer]: A total of 27 supporting invariants were added. [2022-11-20 10:32:43,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:43,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:43,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:43,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:43,039 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:43,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:43,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 10:32:43,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:43,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:43,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:43,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:43,056 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:43,056 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:32:43,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:43,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:43,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:43,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:43,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:43,062 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:43,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 10:32:43,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:43,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:43,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:43,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:43,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:43,078 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:43,079 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:32:43,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:43,081 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:43,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:43,084 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:32:43,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:43,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:43,085 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:43,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 10:32:43,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:43,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:43,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:43,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:43,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:43,098 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:43,099 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:32:43,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:43,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:43,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-20 10:32:43,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:43,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:43,112 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:43,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:43,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-20 10:32:43,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:43,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:43,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:43,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:43,126 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:43,126 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:32:43,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:43,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:43,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-20 10:32:43,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:43,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:43,132 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:43,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-20 10:32:43,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:43,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:43,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:43,148 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:43,148 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:43,666 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2022-11-20 10:32:43,666 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added. [2022-11-20 10:32:45,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-11-20 10:32:45,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,516 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-20 10:32:45,519 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 10:32:45,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:45,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:45,531 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:45,532 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:32:45,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:45,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-20 10:32:45,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,538 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 10:32:45,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:45,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:45,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:45,553 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:45,553 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:32:45,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:45,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-20 10:32:45,558 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:32:45,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,559 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 10:32:45,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:45,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:45,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:45,574 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:32:45,575 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:32:45,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:45,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-20 10:32:45,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,581 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 10:32:45,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:45,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:45,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:45,595 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:32:45,595 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:32:45,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:45,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:45,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-20 10:32:45,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:45,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:45,601 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:45,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 10:32:45,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:45,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:45,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:45,616 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:45,616 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:32:46,292 INFO L401 nArgumentSynthesizer]: We have 495 Motzkin's Theorem applications. [2022-11-20 10:32:46,292 INFO L402 nArgumentSynthesizer]: A total of 45 supporting invariants were added. [2022-11-20 10:32:50,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:50,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:50,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:50,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:50,705 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:50,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 10:32:50,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:50,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:50,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:50,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:50,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:50,720 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:32:50,720 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:32:50,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:50,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:50,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-20 10:32:50,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:50,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:50,729 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:50,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:50,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 10:32:50,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:50,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:50,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:50,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:50,749 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:32:50,750 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:32:50,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:50,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:50,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:50,762 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:32:50,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:50,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:50,763 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:50,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:50,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 10:32:50,781 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:50,781 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:32:50,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:50,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:50,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:50,781 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:50,782 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:32:50,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:50,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:50,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-20 10:32:50,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:50,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:50,788 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:50,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:50,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 10:32:50,810 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:50,810 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:32:50,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:50,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:50,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:50,811 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:50,811 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:32:50,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:50,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:50,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:50,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:50,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:50,817 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:50,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 10:32:50,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:50,830 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:50,830 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:32:50,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:50,831 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:50,831 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:51,222 INFO L401 nArgumentSynthesizer]: We have 297 Motzkin's Theorem applications. [2022-11-20 10:32:51,222 INFO L402 nArgumentSynthesizer]: A total of 27 supporting invariants were added. [2022-11-20 10:32:54,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:54,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:54,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:54,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:54,564 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:54,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 10:32:54,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:54,579 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:54,579 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:32:54,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:54,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:54,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:54,579 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:54,580 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:32:54,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:54,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:54,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-20 10:32:54,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:54,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:54,586 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:54,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 10:32:54,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:54,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:54,600 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:32:54,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:54,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:54,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:54,601 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:32:54,601 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:32:54,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:54,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:54,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-20 10:32:54,607 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:32:54,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:54,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:54,608 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:54,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 10:32:54,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:54,621 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:54,621 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:32:54,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:54,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:54,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:54,622 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:54,623 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:32:54,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:54,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:54,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-20 10:32:54,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:54,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:54,638 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:54,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:54,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 10:32:54,689 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:54,689 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:32:54,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:54,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:54,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:54,690 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:54,690 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:32:54,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:54,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:54,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-20 10:32:54,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:54,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:54,697 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:54,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-20 10:32:54,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:32:54,710 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:32:54,711 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:32:54,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:54,711 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:32:54,711 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:32:55,217 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2022-11-20 10:32:55,217 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added. [2022-11-20 10:33:07,896 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2022-11-20 10:33:07,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-20 10:33:07,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:07,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:07,922 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:07,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-20 10:33:07,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:07,936 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:07,936 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:33:07,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:07,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:07,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:07,937 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:07,938 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:07,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:07,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:07,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:07,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:07,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:07,948 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:07,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-20 10:33:07,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:07,967 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:07,967 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:33:07,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:07,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:07,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:07,968 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:07,969 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:07,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:07,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:07,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-20 10:33:07,984 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:33:07,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:07,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:07,986 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:07,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:08,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-20 10:33:08,005 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:08,005 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:08,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:08,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:08,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:08,006 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:08,008 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:33:08,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:08,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:08,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-20 10:33:08,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:08,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:08,050 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:08,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-20 10:33:08,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:08,067 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:08,067 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:08,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:08,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:08,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:08,068 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:08,069 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:33:08,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:08,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:08,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-20 10:33:08,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:08,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:08,078 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:08,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-20 10:33:08,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:08,094 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:08,094 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:08,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:08,095 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:08,095 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:08,780 INFO L401 nArgumentSynthesizer]: We have 495 Motzkin's Theorem applications. [2022-11-20 10:33:08,780 INFO L402 nArgumentSynthesizer]: A total of 45 supporting invariants were added. [2022-11-20 10:33:21,657 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2022-11-20 10:33:21,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-11-20 10:33:21,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,685 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-20 10:33:21,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,701 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:21,701 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:21,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,701 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:21,703 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:33:21,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,712 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-20 10:33:21,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:21,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:21,728 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:21,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,729 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:21,730 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:33:21,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,738 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:33:21,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,739 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-20 10:33:21,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:21,751 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:21,751 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:33:21,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,752 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:21,752 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:21,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-20 10:33:21,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,758 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-20 10:33:21,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:21,771 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:21,771 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:33:21,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,771 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:21,772 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:21,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-11-20 10:33:21,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,792 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-20 10:33:21,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:21,805 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:21,805 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:33:21,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,805 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:21,805 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:22,304 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2022-11-20 10:33:22,305 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added. [2022-11-20 10:33:25,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:25,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:25,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:25,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:25,329 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:25,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-20 10:33:25,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:25,343 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:25,343 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:33:25,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:25,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:25,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:25,343 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:25,344 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:25,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:25,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:25,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-11-20 10:33:25,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:25,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:25,351 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:25,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-20 10:33:25,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:25,365 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:25,365 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:33:25,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:25,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:25,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:25,365 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:25,366 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:25,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:25,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:25,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-11-20 10:33:25,371 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:33:25,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:25,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:25,372 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:25,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-20 10:33:25,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:25,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:25,385 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:25,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:25,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:25,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:25,385 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:33:25,386 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:25,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:25,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:25,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-11-20 10:33:25,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:25,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:25,393 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:25,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-20 10:33:25,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:25,406 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:25,406 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:25,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:25,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:25,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:25,406 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:33:25,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:25,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:25,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:25,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-11-20 10:33:25,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:25,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:25,414 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:25,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-20 10:33:25,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:25,427 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:25,427 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:25,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:25,428 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:25,428 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:33:26,244 INFO L401 nArgumentSynthesizer]: We have 594 Motzkin's Theorem applications. [2022-11-20 10:33:26,244 INFO L402 nArgumentSynthesizer]: A total of 54 supporting invariants were added. [2022-11-20 10:33:33,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:33,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-11-20 10:33:33,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:33,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:33,568 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:33,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-20 10:33:33,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:33,581 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:33,582 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:33,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:33,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:33,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:33,582 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:33:33,583 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:33,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:33,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:33,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-11-20 10:33:33,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:33,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:33,591 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:33,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-20 10:33:33,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:33,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:33,604 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:33,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:33,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:33,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:33,605 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:33:33,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:33,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:33,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:33,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-20 10:33:33,611 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-20 10:33:33,611 INFO L748 eck$LassoCheckResult]: Stem: 90#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 91#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_~n~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~h~0#1, main_~c~0#1, main_~k~0#1;havoc main_~n~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~h~0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 92#L25 assume !(main_~n~0#1 >= 1073741824);main_~p~0#1 := 0;main_~q~0#1 := 1;main_~r~0#1 := main_~n~0#1;main_~h~0#1 := 0;main_~c~0#1 := 0;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 93#L33-2 assume !(main_~q~0#1 <= main_~n~0#1); 89#L40-1 assume !!(main_~p~0#1 * main_~p~0#1 - main_~n~0#1 * main_~q~0#1 + main_~q~0#1 * main_~r~0#1 + main_~c~0#1 <= main_~k~0#1);main_~q~0#1 := (if main_~q~0#1 < 0 && 0 != main_~q~0#1 % 4 then 1 + main_~q~0#1 / 4 else main_~q~0#1 / 4);main_~h~0#1 := main_~p~0#1 + main_~q~0#1;main_~p~0#1 := (if main_~p~0#1 < 0 && 0 != main_~p~0#1 % 2 then 1 + main_~p~0#1 / 2 else main_~p~0#1 / 2); 87#L54 assume !(main_~r~0#1 >= main_~h~0#1); 88#L54-2 main_#t~post2#1 := main_~c~0#1;main_~c~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 89#L40-1 [2022-11-20 10:33:33,611 INFO L750 eck$LassoCheckResult]: Loop: 89#L40-1 assume !!(main_~p~0#1 * main_~p~0#1 - main_~n~0#1 * main_~q~0#1 + main_~q~0#1 * main_~r~0#1 + main_~c~0#1 <= main_~k~0#1);main_~q~0#1 := (if main_~q~0#1 < 0 && 0 != main_~q~0#1 % 4 then 1 + main_~q~0#1 / 4 else main_~q~0#1 / 4);main_~h~0#1 := main_~p~0#1 + main_~q~0#1;main_~p~0#1 := (if main_~p~0#1 < 0 && 0 != main_~p~0#1 % 2 then 1 + main_~p~0#1 / 2 else main_~p~0#1 / 2); 87#L54 assume !(main_~r~0#1 >= main_~h~0#1); 88#L54-2 main_#t~post2#1 := main_~c~0#1;main_~c~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 89#L40-1 [2022-11-20 10:33:33,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:33,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1806977331, now seen corresponding path program 2 times [2022-11-20 10:33:33,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:33,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376624728] [2022-11-20 10:33:33,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:33,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:33,618 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 10:33:33,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [848504535] [2022-11-20 10:33:33,619 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 10:33:33,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:33:33,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:33,620 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:33:33,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Waiting until timeout for monitored process [2022-11-20 10:33:33,659 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 10:33:33,659 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-20 10:33:33,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:33,676 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:33,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:33,677 INFO L85 PathProgramCache]: Analyzing trace with hash 56764, now seen corresponding path program 2 times [2022-11-20 10:33:33,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:33,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708571054] [2022-11-20 10:33:33,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:33,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:33,680 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 10:33:33,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1215053254] [2022-11-20 10:33:33,680 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 10:33:33,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:33:33,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:33,691 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:33:33,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Waiting until timeout for monitored process [2022-11-20 10:33:33,731 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 10:33:33,731 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-20 10:33:33,732 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:33,738 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:33,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:33,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1458393270, now seen corresponding path program 3 times [2022-11-20 10:33:33,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:33,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210613629] [2022-11-20 10:33:33,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:33,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:33,745 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 10:33:33,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1580772817] [2022-11-20 10:33:33,745 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 10:33:33,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:33:33,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:33,763 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:33:33,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Waiting until timeout for monitored process [2022-11-20 10:33:33,808 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-20 10:33:33,808 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-20 10:33:33,808 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:33,821 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:34,784 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:34,784 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:34,785 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:34,785 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:34,785 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:33:34,785 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:34,785 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:34,785 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:34,785 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra6-both-t.c_Iteration2_Loop [2022-11-20 10:33:34,785 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:34,785 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:34,787 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 10:33:34,790 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:36,496 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-20 10:33:37,553 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:33:37,553 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:33:37,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:37,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:37,567 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:37,572 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:33:37,572 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:33:37,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-20 10:33:37,603 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:33:37,603 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2#1=0} Honda state: {ULTIMATE.start_main_#t~post2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:33:37,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:37,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:37,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:37,610 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:37,615 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:33:37,616 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:33:37,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-20 10:33:37,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-11-20 10:33:37,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:37,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:37,651 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:37,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-20 10:33:37,654 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:33:37,654 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:33:37,713 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:33:37,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-11-20 10:33:37,715 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:37,715 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:37,715 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:37,716 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:37,716 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:33:37,716 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:37,716 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:37,716 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:37,716 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra6-both-t.c_Iteration2_Loop [2022-11-20 10:33:37,716 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:37,716 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:37,719 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 10:33:37,721 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:39,809 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-20 10:33:40,929 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:33:40,929 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:33:40,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:40,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:40,936 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:40,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:40,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-20 10:33:40,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:40,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:40,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:40,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:40,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:40,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:40,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:40,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:40,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-11-20 10:33:40,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:40,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:40,957 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:40,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-20 10:33:40,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:40,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:40,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:40,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:40,971 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:40,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:40,992 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 10:33:40,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:41,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:41,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-20 10:33:41,022 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:33:41,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:41,023 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:41,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-20 10:33:41,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:41,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:41,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:41,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:41,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:41,037 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:33:41,037 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:33:41,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:41,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:41,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-11-20 10:33:41,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:41,043 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:41,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-20 10:33:41,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:41,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:41,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:41,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:41,058 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:41,058 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:33:41,094 INFO L401 nArgumentSynthesizer]: We have 27 Motzkin's Theorem applications. [2022-11-20 10:33:41,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:41,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:41,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-11-20 10:33:41,138 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:33:41,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:41,139 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:41,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-20 10:33:41,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:41,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:41,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:41,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:41,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:41,152 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:41,153 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:41,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:41,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:41,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-11-20 10:33:41,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:41,158 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:41,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-20 10:33:41,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:41,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:41,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:41,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:41,173 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:41,173 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:41,212 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2022-11-20 10:33:41,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:41,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:41,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:41,267 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:33:41,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:41,268 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:41,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-20 10:33:41,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:41,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:41,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:41,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:41,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:41,281 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:41,281 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:33:41,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:41,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:41,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:41,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:41,287 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:41,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-20 10:33:41,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:41,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:41,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:41,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:41,302 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:41,302 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:41,350 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-20 10:33:41,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:41,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:41,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:41,420 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:33:41,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:41,421 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:41,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-20 10:33:41,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:41,434 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:41,434 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:33:41,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:41,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:41,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:41,434 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:33:41,435 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:33:41,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:41,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:41,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:41,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:41,467 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:41,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:41,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-20 10:33:41,485 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:41,485 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:33:41,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:41,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:41,486 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:41,486 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:33:41,523 INFO L401 nArgumentSynthesizer]: We have 27 Motzkin's Theorem applications. [2022-11-20 10:33:41,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:41,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:41,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-11-20 10:33:41,606 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:33:41,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:41,607 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:41,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-20 10:33:41,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:41,619 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:41,619 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:33:41,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:41,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:41,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:41,620 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:41,620 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:41,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:41,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:41,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:41,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:41,628 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:41,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-20 10:33:41,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:41,642 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:41,642 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:33:41,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:41,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:41,642 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:41,642 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:41,693 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2022-11-20 10:33:41,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:41,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:41,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-11-20 10:33:41,829 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:33:41,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:41,830 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:41,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-20 10:33:41,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:41,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:41,843 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:41,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:41,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:41,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:41,843 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:41,844 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:33:41,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:41,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:41,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2022-11-20 10:33:41,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:41,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:41,853 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:41,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-20 10:33:41,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:41,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:41,868 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:41,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:41,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:41,868 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:41,868 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:41,941 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-20 10:33:41,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:42,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:42,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:42,234 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:33:42,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:42,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:42,235 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:42,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-20 10:33:42,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:42,247 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:42,247 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:33:42,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:42,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:42,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:42,248 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:42,249 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:42,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:42,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:42,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:42,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:42,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:42,255 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:42,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-20 10:33:42,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:42,268 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:42,269 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:33:42,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:42,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:42,269 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:42,269 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:42,310 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2022-11-20 10:33:42,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:42,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:42,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:42,386 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:33:42,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:42,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:42,387 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:42,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-20 10:33:42,389 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 10:33:42,400 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:42,400 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:42,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:42,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:42,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:42,400 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:33:42,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:42,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:42,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:42,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:42,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:42,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:42,409 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:42,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-20 10:33:42,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:42,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:42,423 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:33:42,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:42,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:42,424 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:42,424 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:33:42,503 INFO L401 nArgumentSynthesizer]: We have 54 Motzkin's Theorem applications. [2022-11-20 10:33:42,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:42,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:42,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-11-20 10:33:42,755 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:42,755 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:42,755 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:42,755 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:42,755 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:33:42,755 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:42,756 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:42,756 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:42,756 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra6-both-t.c_Iteration2_Lasso [2022-11-20 10:33:42,756 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:42,756 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:42,761 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 10:33:43,404 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 10:33:43,408 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 10:33:43,410 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 10:33:43,412 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 10:33:44,481 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-20 10:33:45,853 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:33:45,853 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:33:45,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:45,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:45,854 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:45,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-20 10:33:45,857 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:33:45,857 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:33:45,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:45,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:45,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:45,885 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:45,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-20 10:33:45,888 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:33:45,888 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:33:45,945 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:33:45,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-11-20 10:33:45,948 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:45,948 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:45,948 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:45,948 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:45,948 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:33:45,949 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:45,949 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:45,949 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:45,949 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra6-both-t.c_Iteration2_Lasso [2022-11-20 10:33:45,949 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:45,949 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:45,951 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 10:33:45,957 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 10:33:46,809 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,811 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 10:33:46,825 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 10:33:47,731 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-20 10:33:49,073 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:33:49,074 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:33:49,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,079 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-20 10:33:49,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:49,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2022-11-20 10:33:49,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,097 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-20 10:33:49,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:49,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,111 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:49,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,360 INFO L401 nArgumentSynthesizer]: We have 198 Motzkin's Theorem applications. [2022-11-20 10:33:49,360 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2022-11-20 10:33:49,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:49,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,935 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-20 10:33:49,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:49,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2022-11-20 10:33:49,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,955 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-20 10:33:49,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:49,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:49,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,975 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-20 10:33:49,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2022-11-20 10:33:49,992 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:33:49,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,993 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-20 10:33:49,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:50,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:50,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:50,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:50,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:50,006 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:33:50,006 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:33:50,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:50,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:50,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:50,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:50,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:50,012 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:50,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-20 10:33:50,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:50,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:50,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:50,025 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:50,025 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:33:50,418 INFO L401 nArgumentSynthesizer]: We have 297 Motzkin's Theorem applications. [2022-11-20 10:33:50,419 INFO L402 nArgumentSynthesizer]: A total of 27 supporting invariants were added. [2022-11-20 10:33:51,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:51,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:51,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:51,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:51,368 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:51,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-20 10:33:51,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:51,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:51,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:51,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:51,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:51,382 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:33:51,382 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:33:51,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:51,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:51,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:51,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:51,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:51,388 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:51,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-20 10:33:51,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:51,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:51,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:51,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:51,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:51,401 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:33:51,401 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:33:51,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:51,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:51,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:51,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:51,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:51,406 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:51,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-20 10:33:51,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:51,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:51,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:51,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:51,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:51,419 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:33:51,419 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:33:51,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:51,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:51,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:51,424 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:33:51,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:51,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:51,425 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:51,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:51,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-20 10:33:51,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:51,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:51,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:51,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:51,439 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:51,439 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:51,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:51,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:51,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:51,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:51,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:51,445 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:51,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-20 10:33:51,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:51,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:51,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:51,458 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:51,459 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:51,979 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2022-11-20 10:33:51,980 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added. [2022-11-20 10:33:54,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:54,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2022-11-20 10:33:54,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:54,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:54,849 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:54,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-20 10:33:54,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:54,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:54,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:54,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:54,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:54,864 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:54,864 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:54,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:54,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:54,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:54,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:54,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:54,871 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:54,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-11-20 10:33:54,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:54,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:54,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:54,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:54,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:54,885 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:54,885 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:54,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:54,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:54,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:54,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:54,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:54,891 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:54,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-11-20 10:33:54,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:54,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:54,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:54,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:54,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:54,905 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:33:54,906 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:33:54,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:54,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:54,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:54,911 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:33:54,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:54,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:54,912 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:54,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-11-20 10:33:54,915 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 10:33:54,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:54,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:54,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:54,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:54,926 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:54,926 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:33:54,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:54,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:54,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2022-11-20 10:33:54,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:54,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:54,932 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:54,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-11-20 10:33:54,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:54,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:54,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:54,947 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:54,948 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:55,595 INFO L401 nArgumentSynthesizer]: We have 495 Motzkin's Theorem applications. [2022-11-20 10:33:55,595 INFO L402 nArgumentSynthesizer]: A total of 45 supporting invariants were added. [2022-11-20 10:33:58,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:58,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:58,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:58,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:58,606 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:58,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-11-20 10:33:58,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:58,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:58,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:58,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:58,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:58,621 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:58,622 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:33:58,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:58,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:58,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:58,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:58,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:58,642 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:58,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-11-20 10:33:58,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:58,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:58,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:58,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:58,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:58,655 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:58,656 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:33:58,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:58,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:58,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:58,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:58,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:58,661 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:58,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-11-20 10:33:58,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:58,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:58,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:58,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:58,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:58,674 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:33:58,675 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:33:58,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:58,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:58,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:58,680 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:33:58,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:58,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:58,681 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:58,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-11-20 10:33:58,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:58,693 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:58,694 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:33:58,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:58,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:58,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:58,694 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:33:58,694 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:33:58,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:58,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:58,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:58,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:58,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:58,700 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:58,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-11-20 10:33:58,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:33:58,714 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:33:58,714 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:33:58,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:58,714 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:33:58,714 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:33:59,141 INFO L401 nArgumentSynthesizer]: We have 297 Motzkin's Theorem applications. [2022-11-20 10:33:59,141 INFO L402 nArgumentSynthesizer]: A total of 27 supporting invariants were added. [2022-11-20 10:34:00,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:00,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,224 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-11-20 10:34:00,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:00,238 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:00,239 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:34:00,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,239 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:34:00,243 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:34:00,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:00,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,249 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-11-20 10:34:00,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:00,266 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:00,266 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:34:00,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,267 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:34:00,267 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:34:00,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:00,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,274 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-11-20 10:34:00,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:00,288 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:00,288 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:34:00,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,288 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:34:00,289 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:34:00,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:00,295 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:34:00,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,297 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-11-20 10:34:00,300 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 10:34:00,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:00,312 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:34:00,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:00,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:00,312 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:34:00,313 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:34:00,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:00,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:00,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:00,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:00,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:00,320 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:00,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:00,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-11-20 10:34:00,346 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:00,346 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:34:00,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:00,347 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:34:00,347 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:34:00,876 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2022-11-20 10:34:00,876 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added. [2022-11-20 10:34:13,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:13,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2022-11-20 10:34:13,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:13,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:13,182 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:13,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-11-20 10:34:13,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:13,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:13,196 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:34:13,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:13,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:13,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:13,197 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:34:13,197 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:34:13,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:13,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:13,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:13,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:13,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:13,204 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:13,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-11-20 10:34:13,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:13,218 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:13,218 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:34:13,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:13,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:13,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:13,218 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:34:13,219 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:34:13,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:13,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:13,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:13,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:13,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:13,226 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:13,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-11-20 10:34:13,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:13,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:13,239 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:34:13,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:13,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:13,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:13,240 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:34:13,240 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:34:13,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:13,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:13,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:13,247 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:34:13,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:13,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:13,248 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:13,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-11-20 10:34:13,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:13,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:13,261 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:34:13,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:13,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:13,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:13,262 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:34:13,263 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:34:13,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:13,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:13,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2022-11-20 10:34:13,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:13,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:13,274 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:13,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-11-20 10:34:13,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:13,288 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:13,288 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:34:13,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:13,289 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:34:13,289 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:34:13,956 INFO L401 nArgumentSynthesizer]: We have 495 Motzkin's Theorem applications. [2022-11-20 10:34:13,956 INFO L402 nArgumentSynthesizer]: A total of 45 supporting invariants were added. [2022-11-20 10:34:20,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:20,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:20,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:20,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:20,390 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:20,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-11-20 10:34:20,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:20,404 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:20,405 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:34:20,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:20,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:20,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:20,405 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:34:20,406 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:34:20,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:20,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:20,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2022-11-20 10:34:20,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:20,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:20,415 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:20,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-11-20 10:34:20,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:20,429 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:20,429 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:34:20,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:20,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:20,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:20,430 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:34:20,430 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:34:20,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:20,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:20,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:20,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:20,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:20,440 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:20,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-11-20 10:34:20,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:20,454 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:20,455 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:34:20,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:20,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:20,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:20,455 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:34:20,456 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:34:20,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:20,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:20,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:20,464 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:34:20,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:20,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:20,465 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:20,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-11-20 10:34:20,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:20,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:20,478 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:34:20,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:20,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:20,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:20,479 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:34:20,479 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:34:20,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:20,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:20,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2022-11-20 10:34:20,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:20,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:20,485 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:20,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-11-20 10:34:20,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:20,499 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:20,499 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:34:20,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:20,499 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:34:20,499 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:34:20,996 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2022-11-20 10:34:20,997 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added. [2022-11-20 10:34:22,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:23,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2022-11-20 10:34:23,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:23,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:23,010 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:23,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-11-20 10:34:23,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:23,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:23,024 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:34:23,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:23,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:23,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:23,025 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:34:23,025 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:34:23,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:23,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:23,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2022-11-20 10:34:23,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:23,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:23,032 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:23,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-11-20 10:34:23,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:23,045 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:23,046 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:34:23,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:23,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:23,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:23,046 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:34:23,047 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:34:23,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:23,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:23,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2022-11-20 10:34:23,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:23,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:23,053 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:23,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-11-20 10:34:23,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:23,066 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:23,066 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:34:23,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:23,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:23,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:23,067 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:34:23,068 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:34:23,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:23,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:23,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2022-11-20 10:34:23,073 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:34:23,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:23,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:23,074 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:23,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-11-20 10:34:23,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:23,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:23,087 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:34:23,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:23,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:23,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:23,088 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:34:23,089 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:23,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:23,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:23,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2022-11-20 10:34:23,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:23,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:23,096 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:23,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-11-20 10:34:23,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:23,109 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:23,110 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:34:23,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:23,110 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2022-11-20 10:34:23,110 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:34:23,867 INFO L401 nArgumentSynthesizer]: We have 594 Motzkin's Theorem applications. [2022-11-20 10:34:23,867 INFO L402 nArgumentSynthesizer]: A total of 54 supporting invariants were added. [2022-11-20 10:34:27,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:27,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2022-11-20 10:34:27,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:27,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:27,196 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:27,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-11-20 10:34:27,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:27,211 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:27,211 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:34:27,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:27,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:27,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:27,211 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:34:27,212 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:27,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:27,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:27,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2022-11-20 10:34:27,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:27,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:27,224 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:27,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-11-20 10:34:27,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:27,237 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:27,237 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:34:27,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:27,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:27,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:27,238 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:34:27,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:27,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:27,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:27,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2022-11-20 10:34:27,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:27,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:27,245 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:27,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-11-20 10:34:27,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 10:34:27,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:34:27,258 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:34:27,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:27,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:27,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:27,258 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:34:27,259 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:27,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:27,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:27,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2022-11-20 10:34:27,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 10:34:27 BoogieIcfgContainer [2022-11-20 10:34:27,272 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 10:34:27,272 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:34:27,272 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:34:27,272 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:34:27,273 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:10" (3/4) ... [2022-11-20 10:34:27,275 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 10:34:27,275 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:34:27,275 INFO L158 Benchmark]: Toolchain (without parser) took 137376.43ms. Allocated memory was 153.1MB in the beginning and 465.6MB in the end (delta: 312.5MB). Free memory was 121.9MB in the beginning and 147.0MB in the end (delta: -25.2MB). Peak memory consumption was 288.9MB. Max. memory is 16.1GB. [2022-11-20 10:34:27,275 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:34:27,276 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.26ms. Allocated memory is still 153.1MB. Free memory was 121.9MB in the beginning and 112.3MB in the end (delta: 9.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 10:34:27,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.56ms. Allocated memory is still 153.1MB. Free memory was 112.3MB in the beginning and 110.8MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:34:27,276 INFO L158 Benchmark]: Boogie Preprocessor took 21.32ms. Allocated memory is still 153.1MB. Free memory was 110.8MB in the beginning and 109.9MB in the end (delta: 960.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:34:27,276 INFO L158 Benchmark]: RCFGBuilder took 316.79ms. Allocated memory is still 153.1MB. Free memory was 109.9MB in the beginning and 100.3MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:34:27,277 INFO L158 Benchmark]: BuchiAutomizer took 136733.10ms. Allocated memory was 153.1MB in the beginning and 465.6MB in the end (delta: 312.5MB). Free memory was 100.3MB in the beginning and 148.1MB in the end (delta: -47.7MB). Peak memory consumption was 277.2MB. Max. memory is 16.1GB. [2022-11-20 10:34:27,277 INFO L158 Benchmark]: Witness Printer took 2.60ms. Allocated memory is still 465.6MB. Free memory was 148.1MB in the beginning and 147.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:34:27,279 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.26ms. Allocated memory is still 153.1MB. Free memory was 121.9MB in the beginning and 112.3MB in the end (delta: 9.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.56ms. Allocated memory is still 153.1MB. Free memory was 112.3MB in the beginning and 110.8MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.32ms. Allocated memory is still 153.1MB. Free memory was 110.8MB in the beginning and 109.9MB in the end (delta: 960.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 316.79ms. Allocated memory is still 153.1MB. Free memory was 109.9MB in the beginning and 100.3MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 136733.10ms. Allocated memory was 153.1MB in the beginning and 465.6MB in the end (delta: 312.5MB). Free memory was 100.3MB in the beginning and 148.1MB in the end (delta: -47.7MB). Peak memory consumption was 277.2MB. Max. memory is 16.1GB. * Witness Printer took 2.60ms. Allocated memory is still 465.6MB. Free memory was 148.1MB in the beginning and 147.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function -2 * q + 2 * n + 3 and consists of 4 locations. The remainder module has 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 136.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 136.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 9 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital83 mio100 ax100 hnf100 lsp110 ukn87 mio100 lsp100 div175 bol100 ite100 ukn100 eq149 hnf95 smp72 dnf746 smp63 tf100 neg97 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 4070ms VariablesStem: 7 VariablesLoop: 12 DisjunctsStem: 1 DisjunctsLoop: 9 SupportingInvariants: 54 MotzkinApplications: 594 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 13.3s 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_#t~nondet1#1, main_#t~post2#1, main_~n~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~h~0#1, main_~c~0#1, main_~k~0#1;havoc main_~n~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~h~0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;" "assume !(main_~n~0#1 >= 1073741824);main_~p~0#1 := 0;main_~q~0#1 := 1;main_~r~0#1 := main_~n~0#1;main_~h~0#1 := 0;main_~c~0#1 := 0;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !(main_~q~0#1 <= main_~n~0#1);" "assume !!(main_~p~0#1 * main_~p~0#1 - main_~n~0#1 * main_~q~0#1 + main_~q~0#1 * main_~r~0#1 + main_~c~0#1 <= main_~k~0#1);main_~q~0#1 := (if main_~q~0#1 < 0 && 0 != main_~q~0#1 % 4 then 1 + main_~q~0#1 / 4 else main_~q~0#1 / 4);main_~h~0#1 := main_~p~0#1 + main_~q~0#1;main_~p~0#1 := (if main_~p~0#1 < 0 && 0 != main_~p~0#1 % 2 then 1 + main_~p~0#1 / 2 else main_~p~0#1 / 2);" "assume !(main_~r~0#1 >= main_~h~0#1);" "main_#t~post2#1 := main_~c~0#1;main_~c~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1;" Loop: "assume !!(main_~p~0#1 * main_~p~0#1 - main_~n~0#1 * main_~q~0#1 + main_~q~0#1 * main_~r~0#1 + main_~c~0#1 <= main_~k~0#1);main_~q~0#1 := (if main_~q~0#1 < 0 && 0 != main_~q~0#1 % 4 then 1 + main_~q~0#1 / 4 else main_~q~0#1 / 4);main_~h~0#1 := main_~p~0#1 + main_~q~0#1;main_~p~0#1 := (if main_~p~0#1 < 0 && 0 != main_~p~0#1 % 2 then 1 + main_~p~0#1 / 2 else main_~p~0#1 / 2);" "assume !(main_~r~0#1 >= main_~h~0#1);" "main_#t~post2#1 := main_~c~0#1;main_~c~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-11-20 10:34:27,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:27,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Ended with exit code 0 [2022-11-20 10:34:27,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:27,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-11-20 10:34:28,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:28,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/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_d6fb4d2e-aa3c-46fe-8fd6-4cacdc825c6a/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