./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/egcd-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/egcd-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ --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 e7efe18bdab4f1a3c265c6e5c60639885ed9cc4b50c9311d2c96f86da4a31387 --- 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-dbf71c6-m [2022-10-17 10:16:09,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:16:09,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:16:09,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:16:09,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:16:09,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:16:09,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:16:09,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:16:09,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:16:09,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:16:09,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:16:09,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:16:09,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:16:09,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:16:09,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:16:09,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:16:09,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:16:09,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:16:09,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:16:09,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:16:09,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:16:09,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:16:09,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:16:09,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:16:09,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:16:09,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:16:09,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:16:09,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:16:09,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:16:09,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:16:09,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:16:09,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:16:09,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:16:09,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:16:09,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:16:09,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:16:09,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:16:09,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:16:09,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:16:09,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:16:09,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:16:09,119 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:16:09,145 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:16:09,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:16:09,146 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:16:09,146 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:16:09,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:16:09,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:16:09,148 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:16:09,148 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:16:09,148 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:16:09,149 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:16:09,149 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:16:09,149 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:16:09,149 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:16:09,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:16:09,150 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:16:09,150 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:16:09,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:16:09,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:16:09,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:16:09,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:16:09,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:16:09,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:16:09,151 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:16:09,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:16:09,151 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:16:09,152 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:16:09,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:16:09,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:16:09,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:16:09,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:16:09,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:16:09,154 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:16:09,154 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_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7efe18bdab4f1a3c265c6e5c60639885ed9cc4b50c9311d2c96f86da4a31387 [2022-10-17 10:16:09,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:16:09,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:16:09,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:16:09,414 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:16:09,415 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:16:09,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/termination-nla/egcd-both-t.c [2022-10-17 10:16:09,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/data/c50ab2daf/f849361bb5fd4e21aabdca8fada2ec0c/FLAG68c5612c2 [2022-10-17 10:16:09,994 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:16:09,994 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/sv-benchmarks/c/termination-nla/egcd-both-t.c [2022-10-17 10:16:10,002 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/data/c50ab2daf/f849361bb5fd4e21aabdca8fada2ec0c/FLAG68c5612c2 [2022-10-17 10:16:10,371 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/data/c50ab2daf/f849361bb5fd4e21aabdca8fada2ec0c [2022-10-17 10:16:10,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:16:10,375 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:16:10,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:16:10,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:16:10,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:16:10,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9a8bf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10, skipping insertion in model container [2022-10-17 10:16:10,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:16:10,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:16:10,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:16:10,601 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:16:10,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:16:10,629 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:16:10,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10 WrapperNode [2022-10-17 10:16:10,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:16:10,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:16:10,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:16:10,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:16:10,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,658 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2022-10-17 10:16:10,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:16:10,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:16:10,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:16:10,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:16:10,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,677 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:16:10,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:16:10,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:16:10,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:16:10,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10" (1/1) ... [2022-10-17 10:16:10,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:10,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:10,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:10,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:16:10,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:16:10,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:16:10,810 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:16:10,812 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:16:10,927 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:16:10,934 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:16:10,935 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:16:10,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:16:10 BoogieIcfgContainer [2022-10-17 10:16:10,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:16:10,938 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:16:10,938 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:16:10,942 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:16:10,943 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:16:10,943 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:16:10" (1/3) ... [2022-10-17 10:16:10,944 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@67c65153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:16:10, skipping insertion in model container [2022-10-17 10:16:10,944 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:16:10,945 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:10" (2/3) ... [2022-10-17 10:16:10,945 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@67c65153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:16:10, skipping insertion in model container [2022-10-17 10:16:10,945 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:16:10,945 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:16:10" (3/3) ... [2022-10-17 10:16:10,947 INFO L332 chiAutomizerObserver]: Analyzing ICFG egcd-both-t.c [2022-10-17 10:16:11,003 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:16:11,003 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:16:11,003 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:16:11,004 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:16:11,004 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:16:11,004 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:16:11,004 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:16:11,004 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:16:11,009 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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) [2022-10-17 10:16:11,028 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:16:11,029 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:16:11,029 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:16:11,034 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 10:16:11,034 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:16:11,035 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:16:11,035 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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) [2022-10-17 10:16:11,036 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:16:11,037 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:16:11,037 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:16:11,037 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 10:16:11,038 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:16:11,046 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#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_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 5#L25true assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1; 9#L38-2true [2022-10-17 10:16:11,046 INFO L750 eck$LassoCheckResult]: Loop: 9#L38-2true assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 7#L38true assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 9#L38-2true [2022-10-17 10:16:11,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:11,052 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2022-10-17 10:16:11,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:11,062 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109856269] [2022-10-17 10:16:11,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:11,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:11,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:11,218 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:11,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:11,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1412, now seen corresponding path program 1 times [2022-10-17 10:16:11,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:11,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204137383] [2022-10-17 10:16:11,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:11,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:11,246 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:11,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1472371526] [2022-10-17 10:16:11,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:11,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:11,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:11,256 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:11,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-17 10:16:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:11,331 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:11,361 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:11,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:11,363 INFO L85 PathProgramCache]: Analyzing trace with hash 28693989, now seen corresponding path program 1 times [2022-10-17 10:16:11,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:11,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683845635] [2022-10-17 10:16:11,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:11,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:11,374 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:11,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1002226317] [2022-10-17 10:16:11,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:11,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:11,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:11,403 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:11,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-17 10:16:11,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:11,452 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:11,484 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:11,666 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:16:11,667 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:16:11,667 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:16:11,668 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:16:11,668 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:16:11,668 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:11,668 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:16:11,669 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:16:11,669 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-t.c_Iteration1_Lasso [2022-10-17 10:16:11,669 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:16:11,670 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:16:11,693 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:11,743 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:11,748 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:11,750 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:11,934 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:16:11,934 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:16:11,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:11,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:11,968 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:11,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:16:11,971 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:16:11,971 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:12,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:12,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:12,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:12,034 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:12,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:16:12,041 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:16:12,042 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:12,088 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:16:12,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:12,122 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:16:12,122 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:16:12,122 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:16:12,122 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:16:12,122 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:16:12,122 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:12,122 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:16:12,123 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:16:12,123 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-t.c_Iteration1_Lasso [2022-10-17 10:16:12,123 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:16:12,123 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:16:12,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:12,133 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:12,162 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:12,165 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:12,310 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:16:12,314 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:16:12,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:12,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:12,316 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:12,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:16:12,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:12,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:12,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:12,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:12,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:12,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:12,331 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:12,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:12,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:12,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:12,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:12,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:12,380 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:12,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:16:12,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:12,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:12,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:12,390 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:12,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:12,439 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-10-17 10:16:12,439 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:16:12,572 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:16:12,632 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-10-17 10:16:12,633 INFO L444 ModelExtractionUtils]: 37 out of 46 variables were initially zero. Simplification set additionally 2 variables to zero. [2022-10-17 10:16:12,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:12,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:12,660 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:12,666 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:16:12,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 10:16:12,691 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2022-10-17 10:16:12,691 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:16:12,692 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~a~0#1, ULTIMATE.start_main_~b~0#1) = 1*ULTIMATE.start_main_~a~0#1 - 1*ULTIMATE.start_main_~b~0#1 Supporting invariants [1*ULTIMATE.start_main_~b~0#1 - 1 >= 0] [2022-10-17 10:16:12,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:12,742 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2022-10-17 10:16:12,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:16:12,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:16:12,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:16:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:16:12,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:16:12,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:16:12,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:16:12,875 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 [2022-10-17 10:16:12,877 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2022-10-17 10:16:12,923 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 29 states and 36 transitions. Complement of second has 6 states. [2022-10-17 10:16:12,925 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 [2022-10-17 10:16:12,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2022-10-17 10:16:12,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2022-10-17 10:16:12,932 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 3 letters. Loop has 2 letters. [2022-10-17 10:16:12,933 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:16:12,933 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 5 letters. Loop has 2 letters. [2022-10-17 10:16:12,934 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:16:12,934 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 3 letters. Loop has 4 letters. [2022-10-17 10:16:12,934 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:16:12,935 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 36 transitions. [2022-10-17 10:16:12,938 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:16:12,942 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 9 states and 12 transitions. [2022-10-17 10:16:12,943 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2022-10-17 10:16:12,943 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-10-17 10:16:12,944 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2022-10-17 10:16:12,944 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:16:12,944 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2022-10-17 10:16:12,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2022-10-17 10:16:12,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2022-10-17 10:16:12,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 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) [2022-10-17 10:16:12,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 12 transitions. [2022-10-17 10:16:12,970 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2022-10-17 10:16:12,970 INFO L428 stractBuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2022-10-17 10:16:12,970 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:16:12,971 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 12 transitions. [2022-10-17 10:16:12,971 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:16:12,971 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:16:12,972 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:16:12,972 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 10:16:12,972 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:16:12,972 INFO L748 eck$LassoCheckResult]: Stem: 85#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 86#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_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 87#L25 assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1; 88#L38-2 assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 89#L38 assume !(main_~a~0#1 > main_~b~0#1);main_~b~0#1 := main_~b~0#1 - main_~a~0#1;main_~q~0#1 := main_~q~0#1 - main_~p~0#1;main_~s~0#1 := main_~s~0#1 - main_~r~0#1; 90#L38-2 [2022-10-17 10:16:12,973 INFO L750 eck$LassoCheckResult]: Loop: 90#L38-2 assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 93#L38 assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 90#L38-2 [2022-10-17 10:16:12,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:12,973 INFO L85 PathProgramCache]: Analyzing trace with hash 28693991, now seen corresponding path program 1 times [2022-10-17 10:16:12,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:12,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153189345] [2022-10-17 10:16:12,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:12,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:12,981 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:12,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1167397900] [2022-10-17 10:16:12,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:12,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:12,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:12,983 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:13,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-10-17 10:16:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:13,025 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:13,034 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:13,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:13,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1412, now seen corresponding path program 2 times [2022-10-17 10:16:13,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:13,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781715381] [2022-10-17 10:16:13,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:13,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:13,039 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:13,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [731702902] [2022-10-17 10:16:13,040 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:16:13,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:13,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:13,046 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:13,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-10-17 10:16:13,079 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-10-17 10:16:13,079 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:16:13,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:13,084 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:13,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:13,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1805122026, now seen corresponding path program 1 times [2022-10-17 10:16:13,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:13,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533145690] [2022-10-17 10:16:13,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:13,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:13,092 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:13,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [813275509] [2022-10-17 10:16:13,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:13,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:13,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:13,103 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:13,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-10-17 10:16:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:13,150 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:13,165 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:13,361 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:16:13,361 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:16:13,361 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:16:13,361 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:16:13,361 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:16:13,361 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:13,361 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:16:13,361 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:16:13,361 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-t.c_Iteration2_Lasso [2022-10-17 10:16:13,362 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:16:13,362 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:16:13,364 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:13,369 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:13,372 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:13,379 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:13,707 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:16:13,707 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:16:13,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:13,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:13,712 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:13,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-10-17 10:16:13,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:16:13,769 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:16:13,770 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:13,791 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:16:13,791 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: [] [2022-10-17 10:16:13,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:13,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:13,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:13,830 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:13,836 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:16:13,836 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:13,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:16:13,864 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:16:13,864 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:16:13,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:13,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:13,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:13,902 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:13,909 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:16:13,909 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:13,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:16:13,928 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:16:13,928 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: [] [2022-10-17 10:16:13,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:13,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:13,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:13,967 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:13,970 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:16:13,970 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:13,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 10:16:14,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:14,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:14,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:14,038 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:14,044 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:16:14,044 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:14,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 10:16:14,083 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:16:14,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:14,120 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:16:14,120 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:16:14,120 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:16:14,121 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:16:14,121 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:16:14,121 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:14,121 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:16:14,121 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:16:14,121 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-t.c_Iteration2_Lasso [2022-10-17 10:16:14,121 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:16:14,121 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:16:14,124 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:14,130 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:14,170 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:14,174 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:14,582 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:16:14,582 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:16:14,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:14,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:14,583 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:14,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:14,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:14,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:14,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:14,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:14,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:14,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:14,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:14,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 10:16:14,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:14,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:14,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:14,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:14,657 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:14,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:14,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:14,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:14,672 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:14,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:14,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:16:14,695 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-10-17 10:16:14,695 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:16:14,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:14,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:14,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:14,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:14,788 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:14,794 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 [2022-10-17 10:16:14,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:14,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:14,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:14,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:14,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:14,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:14,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:14,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:16:14,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:14,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:14,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:14,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:14,857 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:14,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:16:14,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:14,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:14,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:14,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:14,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:14,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:14,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:14,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:14,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:14,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:14,923 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:16:14,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:14,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:14,924 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:14,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:14,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:14,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:14,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:14,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:14,939 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:14,940 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:14,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:14,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:16:14,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:14,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:14,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:14,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:14,993 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:14,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:15,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:15,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:15,009 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:15,010 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:15,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 10:16:15,045 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-10-17 10:16:15,046 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-10-17 10:16:15,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:15,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:15,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:15,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:15,137 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:15,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:15,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:15,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:15,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:15,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:15,157 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:15,158 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:15,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:15,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 10:16:15,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:15,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:15,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:15,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:15,206 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:15,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:15,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:15,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:15,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:15,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:15,218 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:15,220 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:15,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:15,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:16:15,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:15,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:15,272 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:16:15,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:15,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:15,274 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:15,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:15,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:15,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:15,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:15,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:15,289 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:15,290 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:15,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:15,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:16:15,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:15,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:15,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:15,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:15,339 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:15,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:16:15,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:15,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:15,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:15,350 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:15,350 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:15,384 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-10-17 10:16:15,384 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:16:15,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:15,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:15,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:15,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:15,510 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:15,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:15,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:16:15,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:15,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:15,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:15,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:15,520 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:15,521 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:15,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:15,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:15,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:15,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:15,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:15,558 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:15,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:16:15,567 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 [2022-10-17 10:16:15,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:15,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:15,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:15,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:15,575 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:15,576 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:15,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:15,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:15,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:15,607 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 10:16:15,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:15,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:15,608 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:15,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:16:15,610 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 [2022-10-17 10:16:15,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:15,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:15,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:15,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:15,617 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:15,618 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:15,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:15,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:15,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-10-17 10:16:15,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:15,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:15,655 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:15,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:16:15,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:15,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:15,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:15,666 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:15,666 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:15,708 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-10-17 10:16:15,708 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-10-17 10:16:15,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:15,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:15,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:15,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:15,842 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:15,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:15,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:16:15,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:15,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:15,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:15,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:15,853 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:15,854 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:15,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:15,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:15,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:15,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:15,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:15,886 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:15,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:16:15,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:15,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:15,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:15,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:15,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:15,895 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:15,895 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:15,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:15,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:15,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:15,954 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 10:16:15,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:15,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:15,956 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:15,960 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 [2022-10-17 10:16:15,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:15,969 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:15,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:15,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:15,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:15,969 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:15,976 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:15,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:15,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:16:15,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:16,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:16,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:16,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:16,024 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:16,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:16,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:16:16,035 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:16,035 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:16,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:16,036 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:16,036 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:16,060 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-10-17 10:16:16,060 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-10-17 10:16:16,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:16,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:16,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:16,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:16,171 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:16,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:16:16,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:16,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:16,186 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:16,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:16,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:16,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:16,186 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:16,186 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:16,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:16,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:16,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:16,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:16,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:16,215 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:16,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 10:16:16,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:16,223 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:16,223 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:16,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:16,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:16,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:16,224 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:16,224 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:16,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:16,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:16,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:16,284 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 10:16:16,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:16,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:16,285 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:16,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:16,301 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:16,301 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:16,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:16,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:16,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:16,302 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:16,303 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:16,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:16,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 10:16:16,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:16,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:16,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:16,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:16,360 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:16,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:16,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:16,372 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:16,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:16,373 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:16,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:16,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 10:16:16,405 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-10-17 10:16:16,405 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:16:16,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:16,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-10-17 10:16:16,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:16,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:16,592 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:16,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 10:16:16,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:16,621 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:16,621 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:16,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:16,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:16,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:16,622 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:16,623 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:16,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:16,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:16,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:16,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:16,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:16,658 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:16,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 10:16:16,664 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 [2022-10-17 10:16:16,671 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:16,671 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:16,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:16,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:16,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:16,672 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:16,673 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:16,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:16,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:16,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-10-17 10:16:16,694 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 10:16:16,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:16,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:16,696 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:16,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 10:16:16,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:16,705 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:16,705 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:16,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:16,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:16,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:16,705 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:16,709 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:16,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:16,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:16,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:16,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:16,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:16,774 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:16,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:16,787 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:16,787 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:16,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:16,788 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:16,788 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:16,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 10:16:16,830 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-10-17 10:16:16,830 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-10-17 10:16:17,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:17,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:17,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:17,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:17,066 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:17,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:17,078 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:17,078 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:17,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:17,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:17,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:17,078 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:17,080 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:17,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:17,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 10:16:17,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:17,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:17,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:17,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:17,132 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:17,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:17,143 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:17,144 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:17,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:17,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:17,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:17,144 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:17,145 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:17,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:17,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 10:16:17,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:17,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:17,199 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 10:16:17,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:17,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:17,201 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:17,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:17,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 10:16:17,214 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:17,214 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:17,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:17,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:17,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:17,214 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:17,215 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:17,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:17,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:17,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:17,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:17,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:17,267 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:17,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:17,282 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:17,282 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:17,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:17,282 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:17,282 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:17,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 10:16:17,312 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-10-17 10:16:17,312 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:16:17,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:17,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:17,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:17,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:17,440 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:17,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:17,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:17,453 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:17,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:17,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:17,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:17,453 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:17,454 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:17,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:17,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 10:16:17,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:17,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:17,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:17,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:17,501 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:17,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:17,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:17,514 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:17,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:17,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:17,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:17,515 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:17,516 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:17,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:17,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 10:16:17,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:17,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:17,564 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 10:16:17,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:17,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:17,565 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:17,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:17,575 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:17,576 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:17,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:17,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:17,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:17,576 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:17,577 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:16:17,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:17,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 10:16:17,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:17,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:17,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:17,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:17,632 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:17,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:17,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:17,644 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:17,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:17,645 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:17,645 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:17,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-10-17 10:16:17,690 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2022-10-17 10:16:17,690 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-10-17 10:16:17,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:17,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:17,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:17,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:17,937 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:17,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:17,948 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:17,948 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:17,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:17,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-10-17 10:16:17,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:17,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:17,949 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:17,950 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:16:17,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:17,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:18,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:18,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:18,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:18,013 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:18,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:18,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:18,024 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:18,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:18,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:18,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:18,024 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:18,025 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:16:18,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:18,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-10-17 10:16:18,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:18,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:18,072 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-10-17 10:16:18,072 INFO L748 eck$LassoCheckResult]: Stem: 85#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 86#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_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 87#L25 assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1; 88#L38-2 assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 89#L38 assume !(main_~a~0#1 > main_~b~0#1);main_~b~0#1 := main_~b~0#1 - main_~a~0#1;main_~q~0#1 := main_~q~0#1 - main_~p~0#1;main_~s~0#1 := main_~s~0#1 - main_~r~0#1; 90#L38-2 assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 93#L38 assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 90#L38-2 [2022-10-17 10:16:18,072 INFO L750 eck$LassoCheckResult]: Loop: 90#L38-2 assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 93#L38 assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 90#L38-2 [2022-10-17 10:16:18,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:18,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1805122026, now seen corresponding path program 2 times [2022-10-17 10:16:18,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:18,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178445242] [2022-10-17 10:16:18,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:18,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:18,079 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:18,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1417653107] [2022-10-17 10:16:18,079 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:16:18,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:18,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:18,081 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:18,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2022-10-17 10:16:18,111 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-17 10:16:18,112 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:16:18,112 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:18,123 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:18,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:18,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1412, now seen corresponding path program 3 times [2022-10-17 10:16:18,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:18,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997103174] [2022-10-17 10:16:18,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:18,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:18,126 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:18,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [463189612] [2022-10-17 10:16:18,127 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-17 10:16:18,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:18,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:18,133 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:18,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2022-10-17 10:16:18,157 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-10-17 10:16:18,157 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:16:18,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:18,163 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:18,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:18,164 INFO L85 PathProgramCache]: Analyzing trace with hash -444520147, now seen corresponding path program 3 times [2022-10-17 10:16:18,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:18,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570452268] [2022-10-17 10:16:18,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:18,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:18,170 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:18,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1974859547] [2022-10-17 10:16:18,170 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-17 10:16:18,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:18,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:18,174 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:18,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2022-10-17 10:16:18,212 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-10-17 10:16:18,213 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:16:18,213 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:18,231 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:18,445 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:16:18,445 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:16:18,446 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:16:18,446 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:16:18,446 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:16:18,446 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:18,446 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:16:18,446 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:16:18,446 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-t.c_Iteration2_Lasso [2022-10-17 10:16:18,446 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:16:18,446 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:16:18,448 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:18,487 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:18,489 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:18,491 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:18,764 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:16:18,765 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:16:18,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:18,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:18,766 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:18,769 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:16:18,769 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:18,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 10:16:18,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:18,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:18,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:18,821 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:18,824 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:16:18,824 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:18,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 10:16:18,851 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:16:18,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:18,883 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:16:18,883 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:16:18,883 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:16:18,883 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:16:18,884 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:16:18,884 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:18,884 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:16:18,884 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:16:18,884 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-t.c_Iteration2_Lasso [2022-10-17 10:16:18,884 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:16:18,884 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:16:18,886 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:18,888 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:18,890 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:18,928 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:19,192 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:16:19,192 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:16:19,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:19,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:19,193 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:19,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 10:16:19,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:19,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:19,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:19,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:19,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:19,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:19,201 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:19,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:19,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:19,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:19,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:19,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:19,223 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:19,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-10-17 10:16:19,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:19,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:19,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:19,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:19,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:19,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:19,232 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:19,232 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:19,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:19,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:19,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:19,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:19,256 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:19,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-10-17 10:16:19,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:19,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:19,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:19,268 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:19,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:19,286 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-10-17 10:16:19,286 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:16:19,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:19,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-10-17 10:16:19,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:19,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:19,359 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:19,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:19,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:19,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:19,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:19,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:19,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:19,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:19,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:19,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-10-17 10:16:19,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:19,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:19,421 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:16:19,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:19,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:19,422 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:19,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:19,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:19,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:19,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:19,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:19,433 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:19,433 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:19,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:19,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-10-17 10:16:19,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:19,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:19,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:19,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:19,477 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:19,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:19,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:19,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:19,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:19,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:19,488 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:19,489 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:19,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:19,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-10-17 10:16:19,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:19,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:19,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:19,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:19,530 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:19,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:19,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:19,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:19,542 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:19,542 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:19,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-10-17 10:16:19,565 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-10-17 10:16:19,565 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-10-17 10:16:19,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:19,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:19,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:19,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:19,657 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:19,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:19,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:19,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:19,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:19,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:19,669 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:19,669 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:19,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:19,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-10-17 10:16:19,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:19,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:19,712 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:16:19,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:19,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:19,713 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:19,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:19,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:19,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:19,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:19,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:19,724 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:19,725 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:19,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:19,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-10-17 10:16:19,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:19,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:19,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:19,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:19,768 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:19,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:19,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:19,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:19,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:19,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:19,779 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:19,780 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:19,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:19,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-10-17 10:16:19,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:19,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:19,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:19,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:19,821 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:19,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:19,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:19,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:19,840 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:19,840 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:19,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-10-17 10:16:19,868 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-10-17 10:16:19,868 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:16:19,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:19,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:19,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:19,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:19,977 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:19,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:19,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:19,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:19,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:19,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:19,988 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:19,989 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:19,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:19,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-10-17 10:16:19,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:20,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:20,025 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 10:16:20,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:20,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:20,028 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:20,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:20,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:20,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:20,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:20,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:20,041 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:20,042 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:20,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:20,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-10-17 10:16:20,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:20,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:20,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:20,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:20,091 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:20,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:20,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-10-17 10:16:20,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:20,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:20,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:20,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:20,102 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:20,103 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:20,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:20,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:20,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-10-17 10:16:20,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:20,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:20,140 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:20,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:20,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:20,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:20,156 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:20,156 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:20,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-10-17 10:16:20,188 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-10-17 10:16:20,188 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-10-17 10:16:20,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:20,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:20,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:20,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:20,324 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:20,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:20,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:20,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:20,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:20,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:20,338 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:20,338 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:20,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:20,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-10-17 10:16:20,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:20,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:20,384 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 10:16:20,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:20,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:20,385 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:20,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:20,395 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:20,395 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:20,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:20,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-10-17 10:16:20,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:20,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:20,396 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:20,397 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:20,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:20,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:20,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:20,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:20,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:20,442 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:20,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-10-17 10:16:20,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:20,450 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:20,451 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:20,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:20,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:20,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:20,451 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:20,451 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:20,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:20,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:20,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:20,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:20,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:20,473 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:20,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-10-17 10:16:20,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:20,482 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:20,482 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:20,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:20,482 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:20,482 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:20,502 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-10-17 10:16:20,502 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-10-17 10:16:20,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:20,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:20,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:20,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:20,621 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:20,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:20,632 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:20,632 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:20,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:20,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:20,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:20,633 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:20,634 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:20,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:20,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-10-17 10:16:20,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:20,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:20,684 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 10:16:20,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:20,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:20,685 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:20,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:20,696 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:20,696 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:20,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:20,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:20,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:20,696 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:20,697 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:20,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:20,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-10-17 10:16:20,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:20,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:20,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:20,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:20,741 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:20,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-10-17 10:16:20,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:20,753 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:20,754 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:20,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:20,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:20,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:20,754 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:20,755 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:20,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:20,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:20,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:20,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:20,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:20,785 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:20,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-10-17 10:16:20,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:20,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:20,794 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:20,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:20,794 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:20,794 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:20,830 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-10-17 10:16:20,830 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:16:20,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:21,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-10-17 10:16:21,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,011 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-10-17 10:16:21,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:21,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:21,020 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:21,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:21,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:21,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:21,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:21,021 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:21,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:21,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:21,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-10-17 10:16:21,043 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 10:16:21,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,044 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-10-17 10:16:21,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:21,052 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:21,052 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:21,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:21,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:21,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:21,052 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:21,053 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:21,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:21,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:21,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:21,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,101 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-10-17 10:16:21,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:21,109 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:21,110 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:21,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:21,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:21,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:21,110 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:21,111 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:21,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:21,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:21,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-10-17 10:16:21,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,134 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-10-17 10:16:21,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:21,146 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:21,146 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:21,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:21,147 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:21,147 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:21,184 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-10-17 10:16:21,184 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-10-17 10:16:21,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:21,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-10-17 10:16:21,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,498 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-10-17 10:16:21,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:21,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:21,508 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:21,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:21,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:21,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:21,508 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:21,509 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:21,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:21,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:21,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-10-17 10:16:21,531 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 10:16:21,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,532 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-10-17 10:16:21,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:21,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:21,542 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:21,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:21,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:21,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:21,543 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:21,543 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:21,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:21,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:21,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:21,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,565 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-10-17 10:16:21,567 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 [2022-10-17 10:16:21,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:21,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:21,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:21,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:21,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:21,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:21,574 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:21,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:21,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:21,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:21,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,610 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-10-17 10:16:21,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:21,619 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:21,619 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:21,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:21,619 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:21,619 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:21,642 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-10-17 10:16:21,642 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:16:21,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:21,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:21,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,788 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:21,805 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:21,805 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:21,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:21,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:21,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:21,806 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:21,806 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:21,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:21,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-10-17 10:16:21,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:21,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:21,850 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 10:16:21,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,851 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:21,862 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:21,862 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:21,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:21,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:21,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:21,863 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:21,864 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:16:21,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:21,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-10-17 10:16:21,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:21,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:21,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,915 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:21,925 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:21,926 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:21,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:21,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:21,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:21,926 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:21,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:16:21,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:21,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-10-17 10:16:21,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:21,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:21,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,974 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:21,990 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:21,990 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:21,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:21,990 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:21,990 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:21,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-10-17 10:16:22,029 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2022-10-17 10:16:22,029 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-10-17 10:16:22,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:22,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-10-17 10:16:22,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:22,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:22,263 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:22,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-10-17 10:16:22,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:22,271 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:22,271 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:22,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:22,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:22,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:22,272 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:22,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:16:22,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:22,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:22,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-10-17 10:16:22,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.10 10:16:22 BoogieIcfgContainer [2022-10-17 10:16:22,301 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-10-17 10:16:22,302 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:16:22,302 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:16:22,302 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:16:22,302 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:16:10" (3/4) ... [2022-10-17 10:16:22,304 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 10:16:22,304 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:16:22,305 INFO L158 Benchmark]: Toolchain (without parser) took 11929.97ms. Allocated memory was 88.1MB in the beginning and 174.1MB in the end (delta: 86.0MB). Free memory was 48.2MB in the beginning and 134.8MB in the end (delta: -86.6MB). Peak memory consumption was 382.7kB. Max. memory is 16.1GB. [2022-10-17 10:16:22,305 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 63.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:16:22,306 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.04ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 47.9MB in the beginning and 89.9MB in the end (delta: -41.9MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2022-10-17 10:16:22,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.45ms. Allocated memory is still 115.3MB. Free memory was 89.9MB in the beginning and 88.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:16:22,306 INFO L158 Benchmark]: Boogie Preprocessor took 19.36ms. Allocated memory is still 115.3MB. Free memory was 88.4MB in the beginning and 87.5MB in the end (delta: 870.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:16:22,307 INFO L158 Benchmark]: RCFGBuilder took 256.99ms. Allocated memory is still 115.3MB. Free memory was 87.3MB in the beginning and 78.7MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:16:22,307 INFO L158 Benchmark]: BuchiAutomizer took 11363.48ms. Allocated memory was 115.3MB in the beginning and 174.1MB in the end (delta: 58.7MB). Free memory was 78.4MB in the beginning and 135.9MB in the end (delta: -57.5MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. [2022-10-17 10:16:22,307 INFO L158 Benchmark]: Witness Printer took 2.72ms. Allocated memory is still 174.1MB. Free memory was 135.9MB in the beginning and 134.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:16:22,309 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 63.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.04ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 47.9MB in the beginning and 89.9MB in the end (delta: -41.9MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.45ms. Allocated memory is still 115.3MB. Free memory was 89.9MB in the beginning and 88.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.36ms. Allocated memory is still 115.3MB. Free memory was 88.4MB in the beginning and 87.5MB in the end (delta: 870.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 256.99ms. Allocated memory is still 115.3MB. Free memory was 87.3MB in the beginning and 78.7MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 11363.48ms. Allocated memory was 115.3MB in the beginning and 174.1MB in the end (delta: 58.7MB). Free memory was 78.4MB in the beginning and 135.9MB in the end (delta: -57.5MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. * Witness Printer took 2.72ms. Allocated memory is still 174.1MB. Free memory was 135.9MB in the beginning and 134.8MB 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 -1 * b + a and consists of 4 locations. The remainder module has 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 11.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 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, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 12 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital71 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq196 hnf93 smp94 dnf128 smp100 tf100 neg98 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 270ms VariablesStem: 8 VariablesLoop: 9 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 12 MotzkinApplications: 48 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1;" "assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1);" "assume !(main_~a~0#1 > main_~b~0#1);main_~b~0#1 := main_~b~0#1 - main_~a~0#1;main_~q~0#1 := main_~q~0#1 - main_~p~0#1;main_~s~0#1 := main_~s~0#1 - main_~r~0#1;" "assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1);" "assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1;" Loop: "assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1);" "assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-10-17 10:16:22,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Ended with exit code 0 [2022-10-17 10:16:22,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:22,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Ended with exit code 0 [2022-10-17 10:16:22,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-10-17 10:16:23,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-10-17 10:16:23,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:23,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-10-17 10:16:23,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-10-17 10:16:23,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51788436-303e-4db1-8c05-6047d9688df2/bin/uautomizer-J5u9QxTXDZ/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