./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/freire1-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/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_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/freire1-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/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_a39f5022-7219-41a6-976b-2d9a9f66a315/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 1adb3359053d55dc1f371353b0c6f7046d6999c323f92a2191878842c8d6ac98 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:41:46,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:41:46,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:41:46,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:41:46,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:41:46,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:41:46,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:41:46,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:41:46,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:41:46,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:41:46,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:41:46,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:41:46,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:41:46,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:41:46,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:41:46,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:41:46,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:41:46,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:41:46,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:41:46,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:41:46,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:41:46,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:41:46,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:41:46,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:41:46,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:41:46,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:41:46,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:41:46,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:41:46,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:41:46,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:41:46,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:41:46,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:41:46,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:41:46,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:41:46,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:41:46,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:41:46,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:41:46,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:41:46,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:41:46,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:41:46,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:41:46,262 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:41:46,315 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:41:46,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:41:46,316 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:41:46,316 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:41:46,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:41:46,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:41:46,318 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:41:46,319 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:41:46,319 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:41:46,319 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:41:46,320 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:41:46,321 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:41:46,321 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:41:46,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:41:46,321 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:41:46,322 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:41:46,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:41:46,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:41:46,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:41:46,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:41:46,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:41:46,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:41:46,323 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:41:46,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:41:46,324 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:41:46,324 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:41:46,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:41:46,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:41:46,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:41:46,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:41:46,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:41:46,326 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:41:46,327 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_a39f5022-7219-41a6-976b-2d9a9f66a315/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1adb3359053d55dc1f371353b0c6f7046d6999c323f92a2191878842c8d6ac98 [2022-10-17 10:41:46,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:41:46,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:41:46,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:41:46,706 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:41:46,707 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:41:46,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/termination-nla/freire1-both-nt.c [2022-10-17 10:41:46,778 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/data/9c7244eab/0ccde57b6e19410585805caefed810a0/FLAG4c990d600 [2022-10-17 10:41:47,276 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:41:47,277 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/sv-benchmarks/c/termination-nla/freire1-both-nt.c [2022-10-17 10:41:47,285 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/data/9c7244eab/0ccde57b6e19410585805caefed810a0/FLAG4c990d600 [2022-10-17 10:41:47,637 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/data/9c7244eab/0ccde57b6e19410585805caefed810a0 [2022-10-17 10:41:47,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:41:47,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:41:47,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:41:47,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:41:47,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:41:47,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:41:47" (1/1) ... [2022-10-17 10:41:47,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4591c2ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:47, skipping insertion in model container [2022-10-17 10:41:47,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:41:47" (1/1) ... [2022-10-17 10:41:47,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:41:47,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:41:47,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:41:47,980 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:41:48,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:41:48,014 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:41:48,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48 WrapperNode [2022-10-17 10:41:48,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:41:48,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:41:48,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:41:48,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:41:48,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48" (1/1) ... [2022-10-17 10:41:48,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48" (1/1) ... [2022-10-17 10:41:48,055 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2022-10-17 10:41:48,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:41:48,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:41:48,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:41:48,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:41:48,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48" (1/1) ... [2022-10-17 10:41:48,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48" (1/1) ... [2022-10-17 10:41:48,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48" (1/1) ... [2022-10-17 10:41:48,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48" (1/1) ... [2022-10-17 10:41:48,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48" (1/1) ... [2022-10-17 10:41:48,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48" (1/1) ... [2022-10-17 10:41:48,077 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48" (1/1) ... [2022-10-17 10:41:48,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48" (1/1) ... [2022-10-17 10:41:48,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:41:48,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:41:48,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:41:48,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:41:48,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48" (1/1) ... [2022-10-17 10:41:48,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:48,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:48,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:48,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:41:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:41:48,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:41:48,250 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:41:48,252 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:41:48,397 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:41:48,406 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:41:48,406 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:41:48,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:41:48 BoogieIcfgContainer [2022-10-17 10:41:48,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:41:48,411 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:41:48,411 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:41:48,416 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:41:48,417 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:41:48,417 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:41:47" (1/3) ... [2022-10-17 10:41:48,419 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@c9e2c42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:41:48, skipping insertion in model container [2022-10-17 10:41:48,419 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:41:48,419 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:41:48" (2/3) ... [2022-10-17 10:41:48,420 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@c9e2c42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:41:48, skipping insertion in model container [2022-10-17 10:41:48,420 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:41:48,421 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:41:48" (3/3) ... [2022-10-17 10:41:48,423 INFO L332 chiAutomizerObserver]: Analyzing ICFG freire1-both-nt.c [2022-10-17 10:41:48,509 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:41:48,509 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:41:48,509 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:41:48,509 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:41:48,510 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:41:48,510 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:41:48,510 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:41:48,510 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:41:48,515 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:41:48,546 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-10-17 10:41:48,552 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:41:48,552 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:41:48,559 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-10-17 10:41:48,559 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-10-17 10:41:48,559 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:41:48,560 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:41:48,561 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-10-17 10:41:48,561 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:41:48,562 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:41:48,563 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-10-17 10:41:48,563 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-10-17 10:41:48,573 INFO L748 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~r~0#1, main_~x~0#1, main_~a~0#1;havoc main_~r~0#1;havoc main_~x~0#1;main_~a~0#1 := 2 * main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~r~0#1 := 0; 2#L32-2true [2022-10-17 10:41:48,575 INFO L750 eck$LassoCheckResult]: Loop: 2#L32-2true assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1; 2#L32-2true [2022-10-17 10:41:48,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:41:48,582 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-10-17 10:41:48,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:41:48,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082761944] [2022-10-17 10:41:48,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:41:48,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:41:48,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:41:48,728 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:41:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:41:48,774 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:41:48,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:41:48,778 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2022-10-17 10:41:48,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:41:48,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158944045] [2022-10-17 10:41:48,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:41:48,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:41:48,800 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:41:48,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1577019870] [2022-10-17 10:41:48,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:41:48,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:41:48,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:48,804 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:41:48,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-17 10:41:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:41:48,861 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:41:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:41:48,885 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:41:48,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:41:48,887 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-10-17 10:41:48,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:41:48,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746074364] [2022-10-17 10:41:48,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:41:48,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:41:48,897 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:41:48,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [879223769] [2022-10-17 10:41:48,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:41:48,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:41:48,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:48,903 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:41:48,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-17 10:41:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:41:48,994 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:41:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:41:49,020 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:41:49,105 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:41:49,106 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:41:49,106 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:41:49,106 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:41:49,107 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:41:49,107 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:49,107 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:41:49,107 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:41:49,107 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2022-10-17 10:41:49,108 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:41:49,108 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:41:49,128 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 10:41:49,244 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:41:49,245 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:41:49,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:49,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:49,263 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:49,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:41:49,270 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:41:49,271 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:41:49,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:49,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:49,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:49,320 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:49,331 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:41:49,331 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:41:49,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:41:49,370 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:41:49,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:49,404 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:41:49,404 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:41:49,405 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:41:49,405 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:41:49,405 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:41:49,405 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:49,405 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:41:49,405 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:41:49,405 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2022-10-17 10:41:49,405 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:41:49,405 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:41:49,408 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:41:49,485 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:41:49,489 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:41:49,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:49,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:49,506 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:49,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:41:49,559 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 10:41:49,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:49,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:49,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:49,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:49,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:41:49,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:41:49,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:49,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:49,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:49,626 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:41:49,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:49,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:49,630 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:49,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:41:49,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:49,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:49,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:49,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:49,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:49,645 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:49,650 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:41:49,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:49,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:49,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:49,714 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:41:49,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:49,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:49,716 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:49,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:49,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 10:41:49,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:49,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:49,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:49,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:49,728 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:49,733 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:49,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:49,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:49,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-10-17 10:41:49,777 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 10:41:49,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:49,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:49,779 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:49,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 10:41:49,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:49,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:49,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:49,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:49,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:49,790 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:49,795 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:41:49,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:49,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:49,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-10-17 10:41:49,847 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 10:41:49,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:49,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:49,849 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:49,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 10:41:49,853 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 10:41:49,862 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:49,862 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:49,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:49,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:49,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:49,863 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:49,868 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:41:49,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:49,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:49,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:49,938 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 10:41:49,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:49,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:49,939 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:49,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 10:41:49,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:49,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:49,950 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:41:49,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:49,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:49,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:49,950 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:49,959 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:49,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:50,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:50,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:50,040 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 10:41:50,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:50,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:50,042 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:50,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:50,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:41:50,062 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:50,063 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:50,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:50,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:50,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:50,063 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:50,078 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:41:50,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:50,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:50,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:50,156 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 10:41:50,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:50,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:50,158 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:50,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:50,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:50,172 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:50,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:50,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:50,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:50,173 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:50,178 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:50,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:50,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:41:50,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:50,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:50,253 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 10:41:50,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:50,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:50,259 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:50,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:50,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:50,276 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:50,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:50,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:50,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:50,277 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:41:50,287 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:41:50,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:50,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:41:50,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:50,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:50,422 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:41:50,422 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:41:50,423 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:41:50,423 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:41:50,423 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:41:50,423 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:50,423 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:41:50,424 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:41:50,424 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2022-10-17 10:41:50,424 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:41:50,424 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:41:50,429 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 10:41:50,460 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 10:41:50,466 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:41:50,631 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:41:50,631 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:41:50,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:50,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:50,633 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:50,636 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:41:50,636 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:41:50,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 10:41:50,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:50,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:50,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:50,702 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:50,708 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:41:50,709 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:41:50,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 10:41:50,730 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:41:50,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:50,771 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:41:50,771 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:41:50,772 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:41:50,772 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:41:50,772 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:41:50,772 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:50,772 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:41:50,772 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:41:50,772 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2022-10-17 10:41:50,773 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:41:50,773 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:41:50,775 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 10:41:50,790 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:41:50,792 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 10:41:50,926 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:41:50,927 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:41:50,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:50,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:50,929 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:50,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:50,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:50,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:50,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:50,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:50,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:41:50,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:41:50,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:50,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 10:41:50,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:51,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,006 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:41:51,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:51,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:51,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:51,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:51,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:51,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:41:51,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:41:51,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:51,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-10-17 10:41:51,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,056 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:51,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:51,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:51,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:51,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:41:51,088 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:41:51,088 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:41:51,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:41:51,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:51,157 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:41:51,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,159 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:51,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:51,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:51,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:51,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:51,180 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:51,181 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:41:51,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:51,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:41:51,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:51,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,235 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:51,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:51,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:51,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:51,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:51,251 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:51,252 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:41:51,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:51,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:41:51,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-10-17 10:41:51,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,317 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:51,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 10:41:51,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:51,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:51,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:51,337 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:51,353 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:41:51,353 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:41:51,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:51,419 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:41:51,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,420 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:51,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:51,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:51,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:51,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:51,437 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:51,438 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:51,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:51,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 10:41:51,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:51,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,499 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:51,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:51,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:51,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:51,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:51,511 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:51,512 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:51,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:51,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:41:51,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:51,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,570 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,575 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 10:41:51,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:51,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:51,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:51,585 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:51,599 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:41:51,599 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:41:51,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:41:51,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:51,670 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 10:41:51,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,671 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:51,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:51,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:51,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:51,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:51,684 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:51,686 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:41:51,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:51,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:41:51,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:51,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,742 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:51,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:51,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:51,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:51,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:51,756 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:51,757 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:41:51,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:51,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:41:51,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:51,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,795 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:41:51,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:51,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:51,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:51,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:51,808 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:51,828 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-10-17 10:41:51,829 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-10-17 10:41:51,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:51,908 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 10:41:51,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,910 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:51,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:51,929 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:51,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:51,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:51,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:51,930 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:51,931 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:41:51,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:51,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:41:51,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:51,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:51,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:51,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:51,986 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:51,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:51,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:41:51,999 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:51,999 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:51,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:52,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:52,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:52,000 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:52,001 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:41:52,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:52,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:52,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:52,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:52,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:52,056 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:52,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:52,069 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:52,069 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:52,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:52,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:52,070 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:52,078 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:41:52,078 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:41:52,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:41:52,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:52,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:52,146 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 10:41:52,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:52,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:52,148 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:52,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:52,160 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:52,160 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:41:52,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:52,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:52,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:52,161 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:52,163 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:52,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:52,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:41:52,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:52,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:52,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:52,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:52,220 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:52,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:41:52,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:52,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:52,235 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:41:52,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:52,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:52,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:52,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:52,237 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:52,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:52,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:52,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:52,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:52,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:52,294 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:52,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:52,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:52,308 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:41:52,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:52,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:52,309 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:52,321 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:41:52,321 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:41:52,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:41:52,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:52,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:52,399 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 10:41:52,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:52,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:52,402 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:52,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:52,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:41:52,415 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:52,415 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:52,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:52,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:52,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:52,416 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:52,418 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:41:52,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:52,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:52,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:52,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:52,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:52,487 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:52,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:52,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:52,500 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:52,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:52,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:52,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:52,501 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:52,503 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:41:52,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:52,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 10:41:52,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:52,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:52,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:52,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:52,559 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:52,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:52,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:52,573 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:52,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:52,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:52,573 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:52,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 10:41:52,588 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-10-17 10:41:52,588 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-10-17 10:41:52,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:52,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:52,691 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 10:41:52,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:52,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:52,692 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:52,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:52,705 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:52,705 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:52,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:52,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:52,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:52,706 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:52,707 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:52,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:52,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 10:41:52,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:52,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:52,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:52,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:52,766 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:52,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:52,779 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:52,779 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:52,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:52,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:52,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:52,779 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:52,780 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:52,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:52,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 10:41:52,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:52,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:52,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:52,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:52,838 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:52,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:52,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 10:41:52,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:52,853 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:52,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:52,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:52,853 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:52,864 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:41:52,864 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:41:52,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:52,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:52,942 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 10:41:52,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:52,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:52,943 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:52,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:52,957 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:52,958 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:52,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:52,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:52,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:52,958 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:41:52,960 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:41:52,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:52,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 10:41:52,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:53,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:53,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:53,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:53,018 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:53,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:53,032 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:53,032 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:53,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:53,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:53,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:53,033 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:41:53,034 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:41:53,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:53,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 10:41:53,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:53,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:53,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:53,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:53,094 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:53,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:53,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:53,107 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:53,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:53,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:53,107 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:41:53,123 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-10-17 10:41:53,123 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-10-17 10:41:53,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 10:41:53,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:53,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:53,210 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-10-17 10:41:53,210 INFO L748 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~r~0#1, main_~x~0#1, main_~a~0#1;havoc main_~r~0#1;havoc main_~x~0#1;main_~a~0#1 := 2 * main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~r~0#1 := 0; 2#L32-2true assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1; 2#L32-2true [2022-10-17 10:41:53,210 INFO L750 eck$LassoCheckResult]: Loop: 2#L32-2true assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1; 2#L32-2true [2022-10-17 10:41:53,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:41:53,211 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2022-10-17 10:41:53,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:41:53,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546909428] [2022-10-17 10:41:53,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:41:53,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:41:53,221 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:41:53,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1796620010] [2022-10-17 10:41:53,224 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:41:53,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:41:53,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:53,230 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:41:53,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-10-17 10:41:53,277 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-10-17 10:41:53,277 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:41:53,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:41:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:41:53,294 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:41:53,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:41:53,295 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2022-10-17 10:41:53,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:41:53,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141450947] [2022-10-17 10:41:53,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:41:53,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:41:53,299 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:41:53,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1035452553] [2022-10-17 10:41:53,300 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:41:53,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:41:53,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:53,324 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:41:53,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2022-10-17 10:41:53,358 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-10-17 10:41:53,358 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:41:53,358 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:41:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:41:53,369 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:41:53,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:41:53,370 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2022-10-17 10:41:53,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:41:53,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976477341] [2022-10-17 10:41:53,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:41:53,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:41:53,377 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:41:53,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1801224029] [2022-10-17 10:41:53,380 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-17 10:41:53,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:41:53,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:53,385 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:41:53,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2022-10-17 10:41:53,420 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-10-17 10:41:53,420 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:41:53,421 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:41:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:41:53,431 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:41:53,458 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:41:53,458 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:41:53,458 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:41:53,459 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:41:53,459 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:41:53,459 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:53,459 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:41:53,459 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:41:53,459 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2022-10-17 10:41:53,459 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:41:53,460 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:41:53,461 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 10:41:53,500 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:41:53,500 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:41:53,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:53,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:53,502 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:53,504 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:41:53,504 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:41:53,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 10:41:53,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:53,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:53,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:53,555 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:53,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 10:41:53,556 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:41:53,556 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:41:53,580 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:41:53,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-10-17 10:41:53,602 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:41:53,602 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:41:53,603 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:41:53,603 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:41:53,603 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:41:53,603 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:53,603 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:41:53,603 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:41:53,603 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2022-10-17 10:41:53,603 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:41:53,603 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:41:53,605 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 10:41:53,668 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:41:53,668 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:41:53,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:53,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:53,683 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:53,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:53,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:53,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:53,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:53,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:53,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:41:53,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:41:53,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:53,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 10:41:53,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:53,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:53,752 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:41:53,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:53,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:53,754 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:53,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:53,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:53,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:53,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:53,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:53,772 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:53,774 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:41:53,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:53,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-10-17 10:41:53,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:53,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:53,830 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:41:53,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:53,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:53,831 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:53,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:53,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:53,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:53,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:53,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:53,844 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:53,846 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:53,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:53,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-10-17 10:41:53,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:53,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:53,898 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 10:41:53,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:53,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:53,900 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:53,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:53,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:53,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:53,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:53,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:53,913 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:53,916 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:41:53,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:53,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-10-17 10:41:53,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:53,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:53,976 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 10:41:53,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:53,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:53,978 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:53,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:53,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-10-17 10:41:53,993 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:53,993 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:53,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:53,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:53,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:53,993 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:53,996 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:41:53,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:54,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:54,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:54,059 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 10:41:54,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:54,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:54,062 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:54,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:54,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:54,075 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:41:54,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:54,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:54,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:54,075 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:54,079 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:54,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:54,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-10-17 10:41:54,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:54,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:54,141 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 10:41:54,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:54,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:54,146 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:54,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:54,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:54,159 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:54,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:54,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:54,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:54,160 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:54,166 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:41:54,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:54,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-10-17 10:41:54,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:54,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-10-17 10:41:54,217 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 10:41:54,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:54,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:54,218 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:54,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 10:41:54,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:54,227 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:54,228 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:54,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:54,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:54,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:54,228 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:54,230 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:54,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:54,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:54,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:54,292 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 10:41:54,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:54,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:54,294 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:54,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:54,313 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:54,313 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:54,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:54,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:54,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:54,313 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:41:54,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:41:54,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:54,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 10:41:54,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:54,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:54,439 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:41:54,439 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:41:54,439 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:41:54,439 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:41:54,440 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:41:54,440 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:54,440 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:41:54,440 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:41:54,440 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2022-10-17 10:41:54,440 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:41:54,440 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:41:54,443 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 10:41:54,446 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 10:41:54,468 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 10:41:54,581 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:41:54,581 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:41:54,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:54,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:54,583 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:54,585 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:41:54,585 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:41:54,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 10:41:54,612 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:41:54,612 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:41:54,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:54,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:54,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:54,638 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:54,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-10-17 10:41:54,640 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:41:54,640 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:41:54,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:54,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:54,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:54,712 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:54,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-10-17 10:41:54,713 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:41:54,713 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:41:54,757 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:41:54,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:54,793 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:41:54,793 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:41:54,793 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:41:54,793 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:41:54,793 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:41:54,794 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:54,794 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:41:54,794 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:41:54,794 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2022-10-17 10:41:54,794 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:41:54,794 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:41:54,796 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 10:41:54,800 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:41:54,820 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 10:41:54,931 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:41:54,931 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:41:54,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:54,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:54,938 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:54,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:54,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:54,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:54,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:54,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:54,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:41:54,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:41:54,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:54,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-10-17 10:41:54,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:54,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:54,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:54,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,002 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:55,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:55,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:41:55,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:41:55,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:41:55,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-10-17 10:41:55,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:55,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,079 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:55,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:55,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:55,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:41:55,093 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:41:55,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:55,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-10-17 10:41:55,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:55,142 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:41:55,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,143 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:55,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:55,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:55,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,157 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:55,158 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:41:55,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:55,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-10-17 10:41:55,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:55,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,207 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:55,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:55,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,219 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:55,226 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:41:55,226 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:41:55,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-10-17 10:41:55,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:55,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,287 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:55,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:55,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:55,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,299 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:55,300 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:41:55,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:55,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-10-17 10:41:55,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-10-17 10:41:55,332 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:41:55,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,333 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-10-17 10:41:55,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:55,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:55,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:55,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,345 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:55,346 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:55,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:55,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:55,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,384 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-10-17 10:41:55,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:55,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:55,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,397 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:55,409 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:41:55,409 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:41:55,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:55,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,474 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:55,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:55,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:55,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,486 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:55,487 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:55,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:55,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-10-17 10:41:55,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:55,534 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 10:41:55,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,538 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:55,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:55,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:55,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,553 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:55,554 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:41:55,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:55,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-10-17 10:41:55,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:55,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,603 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:55,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:55,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,616 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:55,626 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-10-17 10:41:55,627 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-10-17 10:41:55,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-10-17 10:41:55,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:55,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,718 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:55,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:41:55,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:55,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,734 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:55,735 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:41:55,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:55,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-10-17 10:41:55,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:55,781 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 10:41:55,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,782 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:55,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-10-17 10:41:55,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:55,793 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:55,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:55,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,793 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:55,794 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:41:55,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:55,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-10-17 10:41:55,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,845 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-10-17 10:41:55,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:55,854 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:55,854 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:55,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,854 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:55,864 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:41:55,864 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:41:55,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-10-17 10:41:55,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,908 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-10-17 10:41:55,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:55,917 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:55,917 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:55,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:55,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,917 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:41:55,918 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:41:55,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:55,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:55,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-10-17 10:41:55,940 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 10:41:55,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:55,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:55,941 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:55,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-10-17 10:41:55,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:55,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:55,952 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:41:55,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:55,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:55,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:55,952 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:55,953 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:55,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:55,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:56,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:56,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:56,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:56,006 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:56,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-10-17 10:41:56,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:56,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:56,020 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:41:56,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:56,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:56,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:56,030 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:41:56,030 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:41:56,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:56,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-10-17 10:41:56,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:56,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:56,098 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:56,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-10-17 10:41:56,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:56,115 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:56,115 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:41:56,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:56,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:56,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:56,115 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:56,116 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:56,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:56,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:56,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:56,169 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 10:41:56,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:56,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:56,171 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:56,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-10-17 10:41:56,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:56,193 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:56,193 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:56,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:56,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:56,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:56,193 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:56,195 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:41:56,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:56,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:56,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-10-17 10:41:56,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:56,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:56,227 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:56,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-10-17 10:41:56,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:56,237 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:56,237 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:56,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:56,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:56,237 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:56,249 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-10-17 10:41:56,249 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-10-17 10:41:56,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:56,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:56,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:56,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:56,367 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:56,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:56,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:56,382 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:56,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:56,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:56,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:56,382 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:41:56,384 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:41:56,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:56,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-10-17 10:41:56,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:56,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:56,434 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 10:41:56,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:56,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:56,435 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:56,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:56,447 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:56,447 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:56,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:56,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:56,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:56,448 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:56,448 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:56,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:56,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-10-17 10:41:56,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:56,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:56,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:56,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:56,510 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:56,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:56,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:56,522 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:56,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:56,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:56,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:56,530 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:41:56,530 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:41:56,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-10-17 10:41:56,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:56,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:56,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:56,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:56,599 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:56,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:56,611 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:56,611 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:41:56,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:56,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:56,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:56,611 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:41:56,612 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:41:56,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:56,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-10-17 10:41:56,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:56,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:56,661 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 10:41:56,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:56,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:56,662 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:56,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:56,674 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:56,674 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:56,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:56,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:56,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:56,674 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:41:56,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:41:56,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:56,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-10-17 10:41:56,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:56,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:56,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:56,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:56,727 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:56,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-10-17 10:41:56,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:41:56,740 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:56,740 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:56,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:56,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:56,741 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:41:56,755 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-10-17 10:41:56,755 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-10-17 10:41:56,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:56,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:56,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:41:56,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:41:56,836 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:41:56,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:41:56,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:41:56,854 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:41:56,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:41:56,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:41:56,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:41:56,854 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:41:56,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:41:56,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:41:56,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-10-17 10:41:56,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:41:56,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:56,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.10 10:41:56 BoogieIcfgContainer [2022-10-17 10:41:56,913 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-10-17 10:41:56,914 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:41:56,914 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:41:56,915 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:41:56,915 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:41:48" (3/4) ... [2022-10-17 10:41:56,919 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 10:41:56,919 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:41:56,921 INFO L158 Benchmark]: Toolchain (without parser) took 9274.71ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 58.0MB in the beginning and 62.1MB in the end (delta: -4.1MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2022-10-17 10:41:56,922 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:41:56,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.09ms. Allocated memory is still 94.4MB. Free memory was 57.8MB in the beginning and 71.0MB in the end (delta: -13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:41:56,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.83ms. Allocated memory is still 94.4MB. Free memory was 71.0MB in the beginning and 69.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:41:56,924 INFO L158 Benchmark]: Boogie Preprocessor took 27.15ms. Allocated memory is still 94.4MB. Free memory was 69.6MB in the beginning and 68.8MB in the end (delta: 805.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:41:56,924 INFO L158 Benchmark]: RCFGBuilder took 323.89ms. Allocated memory is still 94.4MB. Free memory was 68.8MB in the beginning and 60.1MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:41:56,924 INFO L158 Benchmark]: BuchiAutomizer took 8502.39ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 60.1MB in the beginning and 62.1MB in the end (delta: -2.0MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2022-10-17 10:41:56,925 INFO L158 Benchmark]: Witness Printer took 5.28ms. Allocated memory is still 136.3MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:41:56,930 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.09ms. Allocated memory is still 94.4MB. Free memory was 57.8MB in the beginning and 71.0MB in the end (delta: -13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.83ms. Allocated memory is still 94.4MB. Free memory was 71.0MB in the beginning and 69.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.15ms. Allocated memory is still 94.4MB. Free memory was 69.6MB in the beginning and 68.8MB in the end (delta: 805.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 323.89ms. Allocated memory is still 94.4MB. Free memory was 68.8MB in the beginning and 60.1MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 8502.39ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 60.1MB in the beginning and 62.1MB in the end (delta: -2.0MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. * Witness Printer took 5.28ms. Allocated memory is still 136.3MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital31 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div190 bol100 ite100 ukn100 eq177 hnf94 smp75 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 75ms VariablesStem: 5 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~r~0#1, main_~x~0#1, main_~a~0#1;havoc main_~r~0#1;havoc main_~x~0#1;main_~a~0#1 := 2 * main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~r~0#1 := 0;" "assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1;" Loop: "assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-10-17 10:41:56,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:57,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2022-10-17 10:41:57,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2022-10-17 10:41:57,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-10-17 10:41:57,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-10-17 10:41:57,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39f5022-7219-41a6-976b-2d9a9f66a315/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