./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/lcm2-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_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/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_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/lcm2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/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_1419d92f-98f4-4bea-a81d-0d119cc1378a/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 f81466ea17a904c8a7b5431bbb2313b9daa463d0ce481677fed2bc40d841f956 --- 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 10:16:20,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:16:20,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:16:20,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:16:20,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:16:20,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:16:20,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:16:20,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:16:20,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:16:20,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:16:20,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:16:20,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:16:20,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:16:20,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:16:20,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:16:20,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:16:20,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:16:20,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:16:20,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:16:20,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:16:20,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:16:20,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:16:20,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:16:20,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:16:20,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:16:20,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:16:20,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:16:20,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:16:20,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:16:20,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:16:20,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:16:20,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:16:20,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:16:20,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:16:20,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:16:20,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:16:20,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:16:20,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:16:20,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:16:20,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:16:20,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:16:20,178 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:16:20,242 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:16:20,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:16:20,242 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:16:20,243 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:16:20,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:16:20,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:16:20,244 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:16:20,245 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:16:20,245 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:16:20,245 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:16:20,245 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:16:20,246 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:16:20,246 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:16:20,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:16:20,246 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:16:20,251 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:16:20,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:16:20,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:16:20,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:16:20,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:16:20,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:16:20,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:16:20,253 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:16:20,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:16:20,254 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:16:20,254 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:16:20,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:16:20,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:16:20,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:16:20,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:16:20,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:16:20,258 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:16:20,259 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_1419d92f-98f4-4bea-a81d-0d119cc1378a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f81466ea17a904c8a7b5431bbb2313b9daa463d0ce481677fed2bc40d841f956 [2022-10-17 10:16:20,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:16:20,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:16:20,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:16:20,640 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:16:20,641 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:16:20,642 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/termination-nla/lcm2-both-t.c [2022-10-17 10:16:20,716 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/data/6e65914c4/16279ada606f4d899c4f9488c254bc3b/FLAG6b8a16285 [2022-10-17 10:16:21,112 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:16:21,113 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/sv-benchmarks/c/termination-nla/lcm2-both-t.c [2022-10-17 10:16:21,119 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/data/6e65914c4/16279ada606f4d899c4f9488c254bc3b/FLAG6b8a16285 [2022-10-17 10:16:21,519 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/data/6e65914c4/16279ada606f4d899c4f9488c254bc3b [2022-10-17 10:16:21,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:16:21,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:16:21,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:16:21,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:16:21,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:16:21,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510be289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21, skipping insertion in model container [2022-10-17 10:16:21,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:16:21,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:16:21,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:16:21,752 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:16:21,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:16:21,778 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:16:21,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21 WrapperNode [2022-10-17 10:16:21,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:16:21,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:16:21,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:16:21,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:16:21,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,792 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,808 INFO L138 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2022-10-17 10:16:21,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:16:21,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:16:21,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:16:21,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:16:21,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,826 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:16:21,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:16:21,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:16:21,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:16:21,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21" (1/1) ... [2022-10-17 10:16:21,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:21,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:21,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:21,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:16:21,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:16:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:16:21,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2022-10-17 10:16:21,958 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:16:21,960 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:16:22,063 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:16:22,069 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:16:22,070 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:16:22,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:16:22 BoogieIcfgContainer [2022-10-17 10:16:22,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:16:22,073 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:16:22,073 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:16:22,078 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:16:22,078 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:16:22,079 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:16:21" (1/3) ... [2022-10-17 10:16:22,080 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e2953b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:16:22, skipping insertion in model container [2022-10-17 10:16:22,080 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:16:22,080 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:16:21" (2/3) ... [2022-10-17 10:16:22,081 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e2953b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:16:22, skipping insertion in model container [2022-10-17 10:16:22,081 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:16:22,081 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:16:22" (3/3) ... [2022-10-17 10:16:22,082 INFO L332 chiAutomizerObserver]: Analyzing ICFG lcm2-both-t.c [2022-10-17 10:16:22,144 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:16:22,144 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:16:22,144 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:16:22,144 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:16:22,145 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:16:22,145 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:16:22,145 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:16:22,145 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:16:22,151 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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 10:16:22,172 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-10-17 10:16:22,173 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:16:22,173 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:16:22,179 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 10:16:22,179 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-10-17 10:16:22,179 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:16:22,180 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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 10:16:22,182 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-10-17 10:16:22,182 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:16:22,183 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:16:22,183 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 10:16:22,183 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-10-17 10:16:22,193 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 4#L30true assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 6#L45-2true [2022-10-17 10:16:22,193 INFO L750 eck$LassoCheckResult]: Loop: 6#L45-2true assume !false; 10#L42true assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1); 8#L45true assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 6#L45-2true [2022-10-17 10:16:22,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:22,201 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-10-17 10:16:22,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:22,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990667990] [2022-10-17 10:16:22,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:22,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:22,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:22,412 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:22,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:22,415 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 1 times [2022-10-17 10:16:22,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:22,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319269596] [2022-10-17 10:16:22,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:22,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:22,441 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:22,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1770349147] [2022-10-17 10:16:22,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:22,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:22,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:22,452 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:22,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-17 10:16:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:22,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:22,541 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:22,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:22,543 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 1 times [2022-10-17 10:16:22,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:22,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355456431] [2022-10-17 10:16:22,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:22,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:22,576 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:22,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [583653471] [2022-10-17 10:16:22,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:22,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:22,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:22,580 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:22,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-17 10:16:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:22,623 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:22,640 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:22,972 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:16:22,973 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:16:22,973 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:16:22,973 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:16:22,974 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:16:22,974 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:22,974 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:16:22,975 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:16:22,975 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-t.c_Iteration1_Lasso [2022-10-17 10:16:22,976 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:16:22,976 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:16:22,994 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 10:16:23,071 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:23,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:23,076 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 10:16:23,200 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:16:23,201 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:16:23,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:23,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:23,232 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:23,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:16:23,239 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:16:23,239 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:23,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:23,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:23,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:23,307 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:23,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:16:23,312 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:16:23,312 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:23,344 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:16:23,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:23,374 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:16:23,375 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:16:23,375 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:16:23,375 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:16:23,375 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:16:23,375 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:23,375 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:16:23,375 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:16:23,375 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-t.c_Iteration1_Lasso [2022-10-17 10:16:23,375 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:16:23,375 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:16:23,377 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:23,380 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 10:16:23,409 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:23,412 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:23,529 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:16:23,534 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:16:23,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:23,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:23,539 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:23,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:23,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:23,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:23,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:23,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:23,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:23,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:23,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:23,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:16:23,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:23,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:23,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:23,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:23,600 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:23,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:23,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:16:23,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:23,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:23,624 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:23,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:23,678 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-10-17 10:16:23,678 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:16:23,745 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:16:23,799 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-10-17 10:16:23,799 INFO L444 ModelExtractionUtils]: 26 out of 36 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-10-17 10:16:23,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:23,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:23,803 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:23,808 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:16:23,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 10:16:23,835 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2022-10-17 10:16:23,835 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:16:23,836 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1, ULTIMATE.start_main_~x~0#1) = -1*ULTIMATE.start_main_~y~0#1 + 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [1*ULTIMATE.start_main_~y~0#1 - 1 >= 0] [2022-10-17 10:16:23,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:23,881 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2022-10-17 10:16:23,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:16:23,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 10:16:23,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:16:23,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:16:23,958 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:16:23,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:16:23,976 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 10:16:24,028 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 10:16:24,031 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 10:16:24,093 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 31 states and 39 transitions. Complement of second has 6 states. [2022-10-17 10:16:24,095 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 10:16:24,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 10:16:24,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-10-17 10:16:24,104 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 3 letters. [2022-10-17 10:16:24,105 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:16:24,105 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 6 letters. Loop has 3 letters. [2022-10-17 10:16:24,106 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:16:24,107 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 6 letters. [2022-10-17 10:16:24,108 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:16:24,109 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 39 transitions. [2022-10-17 10:16:24,115 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-10-17 10:16:24,119 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 12 states and 15 transitions. [2022-10-17 10:16:24,120 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2022-10-17 10:16:24,121 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-10-17 10:16:24,121 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2022-10-17 10:16:24,122 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:16:24,122 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-10-17 10:16:24,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2022-10-17 10:16:24,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2022-10-17 10:16:24,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 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 10:16:24,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2022-10-17 10:16:24,151 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-10-17 10:16:24,151 INFO L428 stractBuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-10-17 10:16:24,152 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:16:24,152 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 15 transitions. [2022-10-17 10:16:24,152 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-10-17 10:16:24,153 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:16:24,153 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:16:24,153 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-10-17 10:16:24,154 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-10-17 10:16:24,155 INFO L748 eck$LassoCheckResult]: Stem: 91#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 92#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 93#L30 assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 94#L45-2 assume !false; 99#L42 assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1); 100#L45 assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 95#L45-2 [2022-10-17 10:16:24,155 INFO L750 eck$LassoCheckResult]: Loop: 95#L45-2 assume !false; 96#L42 assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1); 102#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 95#L45-2 [2022-10-17 10:16:24,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:24,156 INFO L85 PathProgramCache]: Analyzing trace with hash 889575313, now seen corresponding path program 1 times [2022-10-17 10:16:24,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:24,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911773137] [2022-10-17 10:16:24,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:24,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:24,185 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:24,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1256761288] [2022-10-17 10:16:24,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:24,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:24,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:24,187 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:24,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-10-17 10:16:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:24,248 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:24,258 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:24,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:24,258 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 2 times [2022-10-17 10:16:24,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:24,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390846456] [2022-10-17 10:16:24,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:24,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:24,286 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:24,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1069766032] [2022-10-17 10:16:24,287 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:16:24,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:24,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:24,289 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:24,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-10-17 10:16:24,323 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-10-17 10:16:24,323 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:16:24,323 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:24,328 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:24,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:24,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1389949314, now seen corresponding path program 1 times [2022-10-17 10:16:24,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:24,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137619249] [2022-10-17 10:16:24,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:24,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:24,340 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:24,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [721665451] [2022-10-17 10:16:24,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:24,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:24,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:24,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:24,353 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:24,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-10-17 10:16:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:24,983 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:25,004 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:25,325 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:16:25,325 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:16:25,325 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:16:25,325 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:16:25,325 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:16:25,326 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:25,326 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:16:25,326 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:16:25,326 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-t.c_Iteration2_Lasso [2022-10-17 10:16:25,326 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:16:25,326 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:16:25,329 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:25,370 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 10:16:25,373 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:25,376 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:25,565 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:16:25,565 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:16:25,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:25,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:25,568 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:25,576 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:16:25,576 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:25,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:16:25,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:25,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:25,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:25,649 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:25,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:16:25,655 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:16:25,655 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:25,684 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:16:25,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:25,724 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:16:25,725 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:16:25,725 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:16:25,725 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:16:25,725 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:16:25,725 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:25,725 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:16:25,725 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:16:25,726 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-t.c_Iteration2_Lasso [2022-10-17 10:16:25,726 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:16:25,726 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:16:25,728 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 10:16:25,732 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 10:16:25,734 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:16:25,736 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 10:16:25,955 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:16:25,955 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:16:25,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:25,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:25,958 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:25,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:25,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:25,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:25,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:25,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:25,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:25,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:25,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:25,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:16:25,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:26,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:26,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:26,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:26,023 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:26,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:26,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:26,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:26,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:26,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:26,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:26,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:26,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:26,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 10:16:26,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:26,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:26,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:26,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:26,097 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:26,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:26,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:26,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:26,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:26,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:26,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:26,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:26,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:26,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 10:16:26,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:26,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:26,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:26,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:26,169 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:26,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:26,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 10:16:26,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:26,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:26,212 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:26,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:26,233 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-10-17 10:16:26,233 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:16:26,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:26,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:26,309 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:16:26,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:26,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:26,311 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:26,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:26,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:26,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:26,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:26,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:26,326 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:26,332 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:26,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:26,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:16:26,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:26,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:26,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:26,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:26,387 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:26,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:16:26,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:26,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:26,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:26,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:26,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:26,404 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:26,405 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:26,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:26,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:26,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:26,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:26,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:26,469 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:26,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:26,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:26,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:26,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:26,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:26,498 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:26,499 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:26,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:26,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:16:26,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:26,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:26,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:26,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:26,569 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:26,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:26,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:16:26,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:26,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:26,587 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:26,588 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:26,617 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-10-17 10:16:26,618 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-10-17 10:16:26,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:26,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:26,720 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:16:26,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:26,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:26,721 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:26,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:26,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:26,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:26,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:26,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:26,744 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:26,746 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:26,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:26,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 10:16:26,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:26,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:26,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:26,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:26,813 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:26,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:26,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:26,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:26,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:26,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:26,836 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:26,837 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:26,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:26,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 10:16:26,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:26,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:26,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:26,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:26,887 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:26,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:16:26,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:26,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:26,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:26,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:26,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:26,896 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:26,897 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:26,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:26,912 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:26,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:26,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:26,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:26,951 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:26,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:16:26,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:26,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:26,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:26,963 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:26,963 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:27,013 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-10-17 10:16:27,013 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:16:27,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:27,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:27,119 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 10:16:27,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:27,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:27,120 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:27,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:27,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:27,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:27,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:27,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:27,133 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:27,133 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:27,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:27,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:16:27,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:27,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:27,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:27,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:27,193 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:27,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:27,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:27,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:27,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:27,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:27,206 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:27,210 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:27,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:27,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:16:27,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:27,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-10-17 10:16:27,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:27,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:27,254 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:27,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:27,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:16:27,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:27,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:27,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:27,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:27,265 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:27,266 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:27,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:27,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:27,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:27,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:27,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:27,291 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:27,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:16:27,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:27,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:27,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:27,302 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:27,302 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:27,340 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-10-17 10:16:27,340 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-10-17 10:16:27,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:27,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:27,459 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 10:16:27,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:27,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:27,460 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:27,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:27,476 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:27,476 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:27,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:27,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:27,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:27,477 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:27,478 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:27,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:27,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:16:27,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:27,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:27,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:27,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:27,532 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:27,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:27,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:27,543 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:27,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:27,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:27,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:27,543 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:27,544 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:27,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:27,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:16:27,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:27,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:27,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:27,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:27,593 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:27,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:16:27,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:27,602 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:27,603 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:27,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:27,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:27,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:27,603 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:27,604 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:27,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:27,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:27,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:27,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:27,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:27,631 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:27,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:16:27,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:27,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:27,640 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:27,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:27,640 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:27,640 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:27,660 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-10-17 10:16:27,660 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-10-17 10:16:27,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:27,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:27,782 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 10:16:27,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:27,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:27,783 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:27,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:27,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:27,794 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:27,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:27,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:27,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:27,795 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:27,796 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:27,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:27,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:16:27,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:27,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:27,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:27,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:27,851 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:27,853 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 10:16:27,862 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:27,862 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:27,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:27,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:27,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:27,863 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:27,864 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:27,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:27,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:16:27,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:27,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:27,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:27,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:27,919 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:27,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:27,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:27,931 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:27,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:27,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:27,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:27,931 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:27,933 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:27,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:27,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 10:16:27,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:27,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:27,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:27,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:27,984 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:27,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:27,997 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:27,997 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:27,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:27,998 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:27,998 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:28,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 10:16:28,026 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-10-17 10:16:28,026 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:16:28,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:28,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:28,249 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 10:16:28,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:28,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:28,250 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:28,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:28,265 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:28,265 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:28,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:28,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:28,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:28,266 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:28,267 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:28,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:28,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 10:16:28,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:28,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:28,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:28,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:28,318 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:28,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:28,333 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:28,333 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:28,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:28,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:28,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:28,334 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:28,335 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:28,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:28,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 10:16:28,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:28,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:28,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:28,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:28,389 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:28,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:28,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:28,407 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:28,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:28,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:28,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:28,408 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:28,410 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:28,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:28,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 10:16:28,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:28,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:28,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:28,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:28,475 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:28,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:28,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:28,497 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:28,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:28,497 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:28,497 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:28,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 10:16:28,537 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-10-17 10:16:28,537 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-10-17 10:16:28,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:28,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-10-17 10:16:28,876 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 10:16:28,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:28,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:28,877 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:28,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 10:16:28,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:28,886 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:28,886 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:28,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:28,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:28,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:28,887 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:28,887 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:28,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:28,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:28,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-10-17 10:16:28,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:28,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:28,910 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:28,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 10:16:28,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:28,919 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:28,919 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:28,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:28,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:28,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:28,919 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:28,920 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:28,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:28,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:28,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-10-17 10:16:28,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:28,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:28,943 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:28,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:28,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 10:16:28,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:28,952 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:28,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:28,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:28,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:28,952 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:28,953 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:28,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:28,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:28,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:28,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:28,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:28,982 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:28,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 10:16:28,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:28,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:28,992 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:28,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:28,992 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:28,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:29,012 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-10-17 10:16:29,012 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:16:29,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:29,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:29,142 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 10:16:29,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:29,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:29,143 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:29,145 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 10:16:29,154 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:29,154 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:29,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:29,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:29,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:29,155 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:29,156 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:16:29,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:29,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 10:16:29,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:29,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:29,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:29,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:29,215 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:29,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:29,229 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:29,229 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:29,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:29,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:29,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:29,229 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:29,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:16:29,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:29,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 10:16:29,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:29,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:29,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:29,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:29,280 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:29,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:29,292 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:29,293 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:29,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:29,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:29,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:29,293 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:29,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:16:29,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:29,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 10:16:29,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:29,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:29,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:29,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:29,344 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:29,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:29,356 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:29,356 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:29,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:29,356 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:29,356 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:29,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 10:16:29,392 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2022-10-17 10:16:29,392 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-10-17 10:16:29,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:29,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:29,595 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-10-17 10:16:29,595 INFO L748 eck$LassoCheckResult]: Stem: 91#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 92#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 93#L30 assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 94#L45-2 assume !false; 99#L42 assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1); 100#L45 assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 95#L45-2 assume !false; 96#L42 assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1); 102#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 95#L45-2 [2022-10-17 10:16:29,595 INFO L750 eck$LassoCheckResult]: Loop: 95#L45-2 assume !false; 96#L42 assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1); 102#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 95#L45-2 [2022-10-17 10:16:29,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:29,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1389949314, now seen corresponding path program 2 times [2022-10-17 10:16:29,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:29,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032945579] [2022-10-17 10:16:29,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:29,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:29,606 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:29,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1756452437] [2022-10-17 10:16:29,609 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:16:29,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:29,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:29,610 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:29,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2022-10-17 10:16:30,283 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-17 10:16:30,283 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:16:30,284 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:30,303 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:30,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:30,304 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 3 times [2022-10-17 10:16:30,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:30,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746482919] [2022-10-17 10:16:30,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:30,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:30,308 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:30,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1708422941] [2022-10-17 10:16:30,308 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-17 10:16:30,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:30,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:30,319 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:30,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2022-10-17 10:16:30,344 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-10-17 10:16:30,344 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:16:30,344 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:30,352 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:30,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:30,353 INFO L85 PathProgramCache]: Analyzing trace with hash 200328689, now seen corresponding path program 3 times [2022-10-17 10:16:30,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:16:30,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147508887] [2022-10-17 10:16:30,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:30,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:16:30,368 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:16:30,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [777164151] [2022-10-17 10:16:30,369 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-17 10:16:30,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:16:30,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:30,380 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:16:30,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2022-10-17 10:16:30,493 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-10-17 10:16:30,493 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:16:30,493 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:16:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:16:31,608 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:16:32,733 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:16:32,733 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:16:32,733 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:16:32,733 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:16:32,733 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:16:32,734 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:32,734 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:16:32,734 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:16:32,734 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-t.c_Iteration2_Lasso [2022-10-17 10:16:32,734 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:16:32,734 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:16:32,737 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 10:16:32,741 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 10:16:32,743 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 10:16:32,795 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 10:16:32,990 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:16:32,990 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:16:32,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:32,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:32,993 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:32,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-10-17 10:16:32,994 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:16:32,994 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:33,004 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:16:33,004 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 10:16:33,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:33,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:33,029 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:33,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-10-17 10:16:33,031 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:16:33,031 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:33,040 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:16:33,040 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0#1=0} Honda state: {ULTIMATE.start_main_#t~ret0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:16:33,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:33,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:33,065 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:33,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-10-17 10:16:33,067 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:16:33,067 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:33,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-10-17 10:16:33,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:33,104 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:33,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 10:16:33,106 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:16:33,106 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:16:33,144 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:16:33,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:33,166 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:16:33,166 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:16:33,166 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:16:33,166 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:16:33,167 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:16:33,167 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,167 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:16:33,167 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:16:33,167 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-t.c_Iteration2_Lasso [2022-10-17 10:16:33,167 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:16:33,167 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:16:33,168 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 10:16:33,185 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 10:16:33,188 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 10:16:33,191 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 10:16:33,432 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:16:33,432 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:16:33,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:33,433 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:33,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 10:16:33,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:33,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:33,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:33,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:33,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:33,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:33,445 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:33,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:33,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:33,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-10-17 10:16:33,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:33,470 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:33,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:33,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 10:16:33,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:33,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:33,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:33,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:33,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:33,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:33,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:33,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:33,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:33,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:33,507 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:33,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:33,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:33,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:33,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:33,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:33,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:33,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:16:33,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:33,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-10-17 10:16:33,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:33,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:33,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:33,583 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:33,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:33,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:33,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:33,597 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:33,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:16:33,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-10-17 10:16:33,618 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-10-17 10:16:33,618 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:16:33,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:33,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-10-17 10:16:33,685 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:16:33,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:33,686 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:33,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-10-17 10:16:33,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:33,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:33,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:33,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:33,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:33,697 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:33,698 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:33,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:33,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:33,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-10-17 10:16:33,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:33,724 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:33,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-10-17 10:16:33,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:33,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:33,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:33,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:33,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:33,735 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:33,735 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:33,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:33,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:33,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:33,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:33,762 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:33,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-10-17 10:16:33,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:33,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:33,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:33,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:33,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:33,773 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:33,773 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:33,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:33,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:33,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-10-17 10:16:33,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:33,799 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:33,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-10-17 10:16:33,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:33,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:33,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:33,810 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:33,810 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:33,838 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-10-17 10:16:33,839 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-10-17 10:16:33,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:33,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:33,929 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:16:33,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:33,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:33,930 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:33,939 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 10:16:33,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:33,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:33,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:33,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:33,951 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:33,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-10-17 10:16:33,951 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:33,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:33,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:34,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:34,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:34,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:34,007 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:34,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:34,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-10-17 10:16:34,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:34,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:34,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:34,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:34,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:34,021 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:34,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:34,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:34,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:34,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:34,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:34,075 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:34,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:34,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:34,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:34,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:34,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:34,089 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:34,090 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:34,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:34,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-10-17 10:16:34,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:34,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:34,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:34,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:34,148 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:34,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:34,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:34,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:34,166 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:34,166 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:34,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-10-17 10:16:34,213 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-10-17 10:16:34,213 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:16:34,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:34,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:34,344 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 10:16:34,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:34,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:34,345 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:34,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:34,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:34,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:34,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:34,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:34,360 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:34,360 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:34,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:34,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-10-17 10:16:34,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:34,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:34,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:34,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:34,412 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:34,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:34,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-10-17 10:16:34,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:34,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:34,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:34,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:34,427 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:34,428 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:34,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:34,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:34,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:34,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:34,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:34,480 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:34,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:34,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:34,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:34,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:34,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:34,493 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:34,494 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:34,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:34,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-10-17 10:16:34,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:34,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:34,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:34,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:34,551 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:34,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:34,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:16:34,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:34,572 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:34,572 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:34,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-10-17 10:16:34,604 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-10-17 10:16:34,605 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-10-17 10:16:34,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:34,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:34,773 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 10:16:34,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:34,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:34,775 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:34,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:34,788 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:34,788 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:34,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:34,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:34,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:34,789 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:34,790 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:34,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:34,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-10-17 10:16:34,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:34,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:34,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:34,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:34,851 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:34,853 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 10:16:34,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:34,865 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:34,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:34,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:34,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:34,865 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:34,866 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:34,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:34,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-10-17 10:16:34,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:34,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:34,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:34,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:34,916 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:34,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:34,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-10-17 10:16:34,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:34,929 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:34,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:34,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:34,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:34,930 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:34,930 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:16:34,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:34,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:34,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:34,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:34,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:34,988 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:34,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:35,007 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:35,008 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:35,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:35,008 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:35,008 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:16:35,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-10-17 10:16:35,029 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-10-17 10:16:35,029 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-10-17 10:16:35,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:35,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:35,155 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 10:16:35,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:35,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:35,156 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:35,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:35,170 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:35,170 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:35,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:35,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:35,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:35,170 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:35,172 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:35,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:35,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-10-17 10:16:35,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:35,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:35,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:35,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:35,236 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:35,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:35,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-10-17 10:16:35,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:35,249 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:35,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:35,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:35,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:35,249 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:35,250 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:35,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:35,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:35,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:35,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:35,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:35,306 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:35,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:35,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-10-17 10:16:35,327 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:35,327 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:35,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:35,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:35,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:35,327 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:35,328 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:35,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:35,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:35,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:35,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:35,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:35,363 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:35,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-10-17 10:16:35,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:35,373 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:35,373 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:16:35,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:35,374 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:35,374 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:35,398 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-10-17 10:16:35,398 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:16:35,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:35,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-10-17 10:16:35,611 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 10:16:35,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:35,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:35,612 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:35,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-10-17 10:16:35,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:35,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:35,622 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:35,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:35,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:35,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:35,623 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:35,624 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:35,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:35,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:35,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-10-17 10:16:35,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:35,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:35,654 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:35,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-10-17 10:16:35,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:35,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:35,664 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:35,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:35,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:35,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:35,664 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:35,665 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:35,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:35,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:35,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-10-17 10:16:35,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:35,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:35,695 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:35,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-10-17 10:16:35,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:35,705 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:35,705 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:35,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:35,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:35,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:35,706 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:35,707 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:16:35,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:35,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:35,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-10-17 10:16:35,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:35,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:35,743 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:35,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-10-17 10:16:35,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:35,754 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:35,754 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:35,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:35,754 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:35,755 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:16:35,784 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-10-17 10:16:35,785 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-10-17 10:16:36,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:36,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:36,138 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 10:16:36,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:36,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:36,139 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:36,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-10-17 10:16:36,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:36,149 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:36,150 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:36,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:36,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:36,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:36,150 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:36,151 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:36,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:36,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:36,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-10-17 10:16:36,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:36,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:36,178 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:36,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-10-17 10:16:36,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:36,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:36,190 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:36,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:36,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:36,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:36,190 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:36,191 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:36,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:36,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:36,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:36,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:36,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:36,229 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:36,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-10-17 10:16:36,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:36,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:36,240 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:36,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:36,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:36,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:36,240 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:36,241 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:16:36,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:36,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:36,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:36,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:36,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:36,311 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:36,318 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 10:16:36,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-10-17 10:16:36,328 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:36,328 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:16:36,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:36,328 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:36,328 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:16:36,349 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-10-17 10:16:36,349 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:16:36,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:36,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-10-17 10:16:36,461 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 10:16:36,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:36,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:36,462 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:36,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-10-17 10:16:36,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:36,473 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:36,473 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:36,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:36,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:36,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:36,473 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:36,474 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:16:36,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:36,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:36,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-10-17 10:16:36,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:36,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:36,502 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:36,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-10-17 10:16:36,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:16:36,511 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:36,512 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:36,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:36,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:36,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:36,512 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:36,532 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:16:36,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:36,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:36,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-10-17 10:16:36,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:36,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:36,568 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:36,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-10-17 10:16:36,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:36,578 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:36,578 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:36,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:16:36,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:36,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:16:36,579 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:36,580 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:16:36,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:16:36,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:36,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:36,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:16:36,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:16:36,648 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:16:36,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:16:36,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-10-17 10:16:36,665 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:16:36,665 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:16:36,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:16:36,666 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:16:36,666 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:16:36,702 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2022-10-17 10:16:36,702 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-10-17 10:16:36,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:16:36,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:36,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.10 10:16:36 BoogieIcfgContainer [2022-10-17 10:16:36,948 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-10-17 10:16:36,948 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:16:36,949 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:16:36,949 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:16:36,949 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:16:22" (3/4) ... [2022-10-17 10:16:36,952 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 10:16:36,952 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:16:36,954 INFO L158 Benchmark]: Toolchain (without parser) took 15430.81ms. Allocated memory was 123.7MB in the beginning and 167.8MB in the end (delta: 44.0MB). Free memory was 86.5MB in the beginning and 112.4MB in the end (delta: -25.9MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2022-10-17 10:16:36,954 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:16:36,955 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.52ms. Allocated memory is still 123.7MB. Free memory was 86.3MB in the beginning and 98.8MB in the end (delta: -12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:16:36,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.88ms. Allocated memory is still 123.7MB. Free memory was 98.8MB in the beginning and 97.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:16:36,956 INFO L158 Benchmark]: Boogie Preprocessor took 18.56ms. Allocated memory is still 123.7MB. Free memory was 97.1MB in the beginning and 96.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:16:36,956 INFO L158 Benchmark]: RCFGBuilder took 242.96ms. Allocated memory is still 123.7MB. Free memory was 96.1MB in the beginning and 86.6MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:16:36,957 INFO L158 Benchmark]: BuchiAutomizer took 14875.19ms. Allocated memory was 123.7MB in the beginning and 167.8MB in the end (delta: 44.0MB). Free memory was 86.6MB in the beginning and 112.4MB in the end (delta: -25.8MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2022-10-17 10:16:36,958 INFO L158 Benchmark]: Witness Printer took 4.10ms. Allocated memory is still 167.8MB. Free memory is still 112.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:16:36,960 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.52ms. Allocated memory is still 123.7MB. Free memory was 86.3MB in the beginning and 98.8MB in the end (delta: -12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.88ms. Allocated memory is still 123.7MB. Free memory was 98.8MB in the beginning and 97.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.56ms. Allocated memory is still 123.7MB. Free memory was 97.1MB in the beginning and 96.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 242.96ms. Allocated memory is still 123.7MB. Free memory was 96.1MB in the beginning and 86.6MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 14875.19ms. Allocated memory was 123.7MB in the beginning and 167.8MB in the end (delta: 44.0MB). Free memory was 86.6MB in the beginning and 112.4MB in the end (delta: -25.8MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. * Witness Printer took 4.10ms. Allocated memory is still 167.8MB. Free memory is still 112.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function -1 * y + x and consists of 4 locations. The remainder module has 12 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 14.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 10 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital73 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq180 hnf95 smp92 dnf122 smp100 tf100 neg96 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 269ms VariablesStem: 6 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 12 MotzkinApplications: 48 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 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~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1;" "assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1;" "assume !false;" "assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1);" "assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1;" "assume !false;" "assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1);" "assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" Loop: "assume !false;" "assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1);" "assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-10-17 10:16:36,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Ended with exit code 0 [2022-10-17 10:16:37,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Ended with exit code 0 [2022-10-17 10:16:37,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:37,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:37,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-10-17 10:16:38,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:38,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-10-17 10:16:38,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:38,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1419d92f-98f4-4bea-a81d-0d119cc1378a/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_1419d92f-98f4-4bea-a81d-0d119cc1378a/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