./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/prodbin-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/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_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/prodbin-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/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_0e49db07-b41d-4a0a-a925-303652683b28/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 e66c8fdc8f3b3771cfa7e4d7d95a3c34e49547186ed45b177a99c3aa50cb9f3b --- 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 10:51:33,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:51:33,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:51:33,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:51:33,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:51:33,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:51:33,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:51:33,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:51:33,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:51:33,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:51:33,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:51:33,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:51:33,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:51:33,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:51:33,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:51:33,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:51:33,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:51:33,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:51:33,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:51:33,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:51:33,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:51:33,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:51:33,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:51:33,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:51:33,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:51:33,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:51:33,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:51:33,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:51:33,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:51:33,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:51:33,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:51:33,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:51:33,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:51:33,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:51:33,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:51:33,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:51:33,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:51:33,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:51:33,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:51:33,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:51:33,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:51:33,506 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:51:33,561 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:51:33,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:51:33,562 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:51:33,562 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:51:33,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:51:33,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:51:33,564 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:51:33,564 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:51:33,565 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:51:33,565 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:51:33,565 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:51:33,565 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:51:33,566 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:51:33,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:51:33,566 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:51:33,566 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:51:33,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:51:33,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:51:33,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:51:33,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:51:33,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:51:33,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:51:33,570 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:51:33,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:51:33,571 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:51:33,571 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:51:33,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:51:33,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:51:33,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:51:33,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:51:33,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:51:33,574 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:51:33,574 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_0e49db07-b41d-4a0a-a925-303652683b28/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e66c8fdc8f3b3771cfa7e4d7d95a3c34e49547186ed45b177a99c3aa50cb9f3b [2022-10-17 10:51:33,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:51:33,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:51:33,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:51:33,875 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:51:33,875 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:51:33,877 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/termination-nla/prodbin-both-t.c [2022-10-17 10:51:33,940 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/data/8800feef7/1f764f0ca34d44ffb36ae574148617a9/FLAG70c71f500 [2022-10-17 10:51:34,334 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:51:34,335 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/sv-benchmarks/c/termination-nla/prodbin-both-t.c [2022-10-17 10:51:34,342 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/data/8800feef7/1f764f0ca34d44ffb36ae574148617a9/FLAG70c71f500 [2022-10-17 10:51:34,738 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/data/8800feef7/1f764f0ca34d44ffb36ae574148617a9 [2022-10-17 10:51:34,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:51:34,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:51:34,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:51:34,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:51:34,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:51:34,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:34,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f66929b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34, skipping insertion in model container [2022-10-17 10:51:34,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:34,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:51:34,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:51:34,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:51:34,967 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:51:34,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:51:34,993 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:51:34,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34 WrapperNode [2022-10-17 10:51:34,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:51:34,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:51:34,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:51:34,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:51:35,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:35,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:35,037 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2022-10-17 10:51:35,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:51:35,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:51:35,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:51:35,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:51:35,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:35,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:35,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:35,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:35,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:35,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:35,064 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:35,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:35,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:51:35,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:51:35,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:51:35,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:51:35,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34" (1/1) ... [2022-10-17 10:51:35,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:35,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:35,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:35,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:51:35,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:51:35,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:51:35,193 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:51:35,195 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:51:35,362 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:51:35,369 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:51:35,369 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:51:35,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:51:35 BoogieIcfgContainer [2022-10-17 10:51:35,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:51:35,373 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:51:35,373 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:51:35,377 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:51:35,378 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:51:35,378 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:51:34" (1/3) ... [2022-10-17 10:51:35,379 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@468bbc8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:51:35, skipping insertion in model container [2022-10-17 10:51:35,379 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:51:35,380 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:51:34" (2/3) ... [2022-10-17 10:51:35,380 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@468bbc8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:51:35, skipping insertion in model container [2022-10-17 10:51:35,380 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:51:35,380 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:51:35" (3/3) ... [2022-10-17 10:51:35,383 INFO L332 chiAutomizerObserver]: Analyzing ICFG prodbin-both-t.c [2022-10-17 10:51:35,481 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:51:35,481 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:51:35,481 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:51:35,481 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:51:35,482 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:51:35,482 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:51:35,482 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:51:35,482 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:51:35,486 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:51:35,514 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-10-17 10:51:35,514 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:51:35,515 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:51:35,519 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 10:51:35,520 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:51:35,520 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:51:35,520 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:51:35,521 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-10-17 10:51:35,521 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:51:35,521 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:51:35,522 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 10:51:35,522 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:51:35,533 INFO L748 eck$LassoCheckResult]: Stem: 4#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_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 5#L28true assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 11#L36-2true [2022-10-17 10:51:35,534 INFO L750 eck$LassoCheckResult]: Loop: 11#L36-2true assume !false; 6#L38true assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 3#L41true assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; 10#L41-2true main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 11#L36-2true [2022-10-17 10:51:35,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:35,540 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-10-17 10:51:35,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:35,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136154091] [2022-10-17 10:51:35,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:35,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:35,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:35,642 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:35,674 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:35,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:35,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1421130, now seen corresponding path program 1 times [2022-10-17 10:51:35,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:35,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475796160] [2022-10-17 10:51:35,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:35,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:35,693 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:35,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [982032319] [2022-10-17 10:51:35,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:35,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:35,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:35,701 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:35,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-17 10:51:35,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:35,760 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:35,771 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:35,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:35,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1807030893, now seen corresponding path program 1 times [2022-10-17 10:51:35,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:35,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377350857] [2022-10-17 10:51:35,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:35,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:35,781 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:35,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [442295437] [2022-10-17 10:51:35,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:35,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:35,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:35,783 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:35,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-17 10:51:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:35,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:35,873 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:36,095 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:51:36,096 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:51:36,096 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:51:36,096 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:51:36,097 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:51:36,097 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:36,097 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:51:36,097 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:51:36,097 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration1_Loop [2022-10-17 10:51:36,098 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:51:36,098 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:51:36,115 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 10:51:36,441 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:51:36,442 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:51:36,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:36,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:36,481 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:36,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:51:36,483 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:51:36,483 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:36,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:36,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:36,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:36,556 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:36,563 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:51:36,564 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:36,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:51:36,640 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:51:36,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:36,677 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:51:36,677 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:51:36,677 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:51:36,677 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:51:36,677 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:51:36,678 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:36,678 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:51:36,678 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:51:36,678 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration1_Loop [2022-10-17 10:51:36,678 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:51:36,678 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:51:36,680 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 10:51:36,963 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:51:36,968 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:51:36,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:36,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:36,976 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:36,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:36,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:36,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:36,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:36,992 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:51:36,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:51:36,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:51:37,003 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:37,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:37,019 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:51:37,027 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-10-17 10:51:37,027 INFO L444 ModelExtractionUtils]: 4 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-10-17 10:51:37,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:37,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:37,032 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:37,036 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:51:37,037 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:51:37,037 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:51:37,038 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 4*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [] [2022-10-17 10:51:37,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:51:37,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:37,079 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:51:37,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:37,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:37,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:51:37,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:37,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 10:51:37,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:51:37,239 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-10-17 10:51:37,242 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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 10:51:37,294 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35 states and 42 transitions. Complement of second has 6 states. [2022-10-17 10:51:37,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:51:37,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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 10:51:37,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2022-10-17 10:51:37,305 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 3 letters. Loop has 4 letters. [2022-10-17 10:51:37,306 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:51:37,306 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:51:37,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:37,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:51:37,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:37,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 10:51:37,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:37,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:51:37,394 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-10-17 10:51:37,394 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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 10:51:37,462 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 36 states and 44 transitions. Complement of second has 8 states. [2022-10-17 10:51:37,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-10-17 10:51:37,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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 10:51:37,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 20 transitions. [2022-10-17 10:51:37,466 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 3 letters. Loop has 4 letters. [2022-10-17 10:51:37,467 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:51:37,467 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 7 letters. Loop has 4 letters. [2022-10-17 10:51:37,467 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:51:37,468 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 3 letters. Loop has 8 letters. [2022-10-17 10:51:37,469 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:51:37,470 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 44 transitions. [2022-10-17 10:51:37,477 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-10-17 10:51:37,481 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 15 states and 18 transitions. [2022-10-17 10:51:37,482 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-10-17 10:51:37,482 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-10-17 10:51:37,482 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 18 transitions. [2022-10-17 10:51:37,483 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:51:37,483 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 18 transitions. [2022-10-17 10:51:37,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 18 transitions. [2022-10-17 10:51:37,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 14. [2022-10-17 10:51:37,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 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 10:51:37,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2022-10-17 10:51:37,510 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-10-17 10:51:37,510 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-10-17 10:51:37,510 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:51:37,511 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2022-10-17 10:51:37,512 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-10-17 10:51:37,513 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:51:37,513 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:51:37,513 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-10-17 10:51:37,513 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:51:37,514 INFO L748 eck$LassoCheckResult]: Stem: 161#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 162#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 163#L28 assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 164#L36-2 assume !false; 170#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 157#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 158#L41-2 [2022-10-17 10:51:37,514 INFO L750 eck$LassoCheckResult]: Loop: 158#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 168#L36-2 assume !false; 165#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 166#L41 assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; 158#L41-2 [2022-10-17 10:51:37,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:37,514 INFO L85 PathProgramCache]: Analyzing trace with hash 889575313, now seen corresponding path program 1 times [2022-10-17 10:51:37,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:37,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603059452] [2022-10-17 10:51:37,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:37,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:37,521 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:37,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [922760873] [2022-10-17 10:51:37,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:37,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:37,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:37,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:37,535 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:37,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-10-17 10:51:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:37,565 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:37,572 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:37,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:37,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1773720, now seen corresponding path program 2 times [2022-10-17 10:51:37,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:37,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793522595] [2022-10-17 10:51:37,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:37,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:37,582 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:37,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1662933048] [2022-10-17 10:51:37,582 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:51:37,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:37,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:37,584 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:37,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-10-17 10:51:37,618 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-10-17 10:51:37,618 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:51:37,618 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:37,625 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:37,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:37,625 INFO L85 PathProgramCache]: Analyzing trace with hash 139108392, now seen corresponding path program 1 times [2022-10-17 10:51:37,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:37,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494405045] [2022-10-17 10:51:37,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:37,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:37,631 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:37,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1450566602] [2022-10-17 10:51:37,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:37,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:37,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:37,633 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:37,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-10-17 10:51:37,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:37,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:37,685 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:37,796 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:51:37,797 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:51:37,797 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:51:37,797 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:51:37,797 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:51:37,797 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:37,797 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:51:37,797 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:51:37,798 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration2_Loop [2022-10-17 10:51:37,798 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:51:37,798 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:51:37,800 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 10:51:38,037 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:51:38,037 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:51:38,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:38,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:38,044 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:38,049 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:51:38,049 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:38,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 10:51:38,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:38,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:38,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:38,117 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:38,123 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:51:38,123 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:38,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:51:38,160 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:51:38,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:38,182 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:51:38,182 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:51:38,182 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:51:38,182 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:51:38,182 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:51:38,182 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:38,182 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:51:38,182 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:51:38,183 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration2_Loop [2022-10-17 10:51:38,183 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:51:38,183 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:51:38,184 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 10:51:38,381 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:51:38,382 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:51:38,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:38,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:38,384 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:38,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:38,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:38,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:38,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:38,406 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:51:38,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:51:38,413 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:38,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:38,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:51:38,451 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:51:38,459 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-10-17 10:51:38,460 INFO L444 ModelExtractionUtils]: 4 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-10-17 10:51:38,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:38,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:38,462 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:38,468 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:51:38,468 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:51:38,468 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:51:38,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:51:38,468 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 2*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [] [2022-10-17 10:51:38,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:38,508 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:51:38,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:38,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:51:38,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:38,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:38,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 10:51:38,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:38,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:51:38,740 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-10-17 10:51:38,740 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 17 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:51:38,760 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 17 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 24 states and 29 transitions. Complement of second has 5 states. [2022-10-17 10:51:38,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:51:38,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:51:38,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2022-10-17 10:51:38,762 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 6 letters. Loop has 4 letters. [2022-10-17 10:51:38,762 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:51:38,762 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 10 letters. Loop has 4 letters. [2022-10-17 10:51:38,763 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:51:38,763 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 6 letters. Loop has 8 letters. [2022-10-17 10:51:38,763 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:51:38,763 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 29 transitions. [2022-10-17 10:51:38,764 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-10-17 10:51:38,765 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 23 states and 28 transitions. [2022-10-17 10:51:38,765 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-10-17 10:51:38,766 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-10-17 10:51:38,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 28 transitions. [2022-10-17 10:51:38,766 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:51:38,766 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 28 transitions. [2022-10-17 10:51:38,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 28 transitions. [2022-10-17 10:51:38,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2022-10-17 10:51:38,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 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 10:51:38,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2022-10-17 10:51:38,769 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 27 transitions. [2022-10-17 10:51:38,769 INFO L428 stractBuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2022-10-17 10:51:38,769 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-10-17 10:51:38,769 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 27 transitions. [2022-10-17 10:51:38,770 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-10-17 10:51:38,770 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:51:38,770 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:51:38,771 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1] [2022-10-17 10:51:38,771 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:51:38,771 INFO L748 eck$LassoCheckResult]: Stem: 249#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 250#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 251#L28 assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 252#L36-2 assume !false; 262#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 261#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 260#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 258#L36-2 assume !false; 253#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 245#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 246#L41-2 [2022-10-17 10:51:38,771 INFO L750 eck$LassoCheckResult]: Loop: 246#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 255#L36-2 assume !false; 266#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 265#L41 assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; 246#L41-2 [2022-10-17 10:51:38,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:38,772 INFO L85 PathProgramCache]: Analyzing trace with hash 139108394, now seen corresponding path program 1 times [2022-10-17 10:51:38,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:38,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029088412] [2022-10-17 10:51:38,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:38,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:38,777 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:38,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [982620341] [2022-10-17 10:51:38,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:38,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:38,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:38,779 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:38,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-10-17 10:51:38,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:38,815 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:38,824 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:38,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:38,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1773720, now seen corresponding path program 3 times [2022-10-17 10:51:38,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:38,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445199797] [2022-10-17 10:51:38,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:38,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:38,830 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:38,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1893249439] [2022-10-17 10:51:38,831 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-17 10:51:38,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:38,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:38,836 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:38,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-10-17 10:51:38,859 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-10-17 10:51:38,860 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:51:38,860 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:38,868 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:38,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:38,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1537772479, now seen corresponding path program 2 times [2022-10-17 10:51:38,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:38,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535451271] [2022-10-17 10:51:38,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:38,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:38,881 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:38,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1764815489] [2022-10-17 10:51:38,881 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:51:38,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:38,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:38,884 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:38,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-10-17 10:51:38,917 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-17 10:51:38,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:51:38,918 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:38,937 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:39,031 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:51:39,031 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:51:39,031 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:51:39,031 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:51:39,031 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:51:39,031 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:39,031 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:51:39,031 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:51:39,031 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration3_Loop [2022-10-17 10:51:39,032 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:51:39,032 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:51:39,033 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 10:51:39,270 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:51:39,270 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:51:39,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:39,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:39,275 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:39,288 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:51:39,288 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:39,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:51:39,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:39,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:39,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:39,355 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:39,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:51:39,360 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:51:39,360 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:39,403 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:51:39,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:39,430 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:51:39,430 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:51:39,430 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:51:39,430 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:51:39,430 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:51:39,430 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:39,430 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:51:39,430 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:51:39,430 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration3_Loop [2022-10-17 10:51:39,431 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:51:39,431 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:51:39,432 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 10:51:39,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:39,657 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:51:39,657 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:51:39,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:39,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:39,659 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:39,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:39,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:39,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:39,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:39,679 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-10-17 10:51:39,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:51:39,685 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:39,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:39,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:51:39,711 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:51:39,718 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-10-17 10:51:39,718 INFO L444 ModelExtractionUtils]: 4 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-10-17 10:51:39,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:39,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:39,721 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:39,722 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:51:39,723 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-10-17 10:51:39,723 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:51:39,723 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 2*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [] [2022-10-17 10:51:39,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:51:39,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:39,752 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-10-17 10:51:39,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:39,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:51:39,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:39,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 10:51:39,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:39,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:51:39,994 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-10-17 10:51:39,995 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:51:40,021 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 37 transitions. Complement of second has 5 states. [2022-10-17 10:51:40,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:51:40,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:51:40,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2022-10-17 10:51:40,024 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 10 letters. Loop has 4 letters. [2022-10-17 10:51:40,024 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:51:40,024 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:51:40,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:40,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:51:40,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:40,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:51:40,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:40,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:51:40,209 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-10-17 10:51:40,209 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:51:40,235 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 37 transitions. Complement of second has 5 states. [2022-10-17 10:51:40,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:51:40,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:51:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2022-10-17 10:51:40,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 10 letters. Loop has 4 letters. [2022-10-17 10:51:40,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:51:40,240 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:51:40,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:40,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 10:51:40,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:40,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:51:40,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:40,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:40,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:51:40,416 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-10-17 10:51:40,416 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:51:40,441 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 42 transitions. Complement of second has 6 states. [2022-10-17 10:51:40,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:51:40,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:51:40,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 14 transitions. [2022-10-17 10:51:40,444 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 10 letters. Loop has 4 letters. [2022-10-17 10:51:40,445 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:51:40,445 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 14 letters. Loop has 4 letters. [2022-10-17 10:51:40,446 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:51:40,447 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 10 letters. Loop has 8 letters. [2022-10-17 10:51:40,448 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:51:40,449 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 42 transitions. [2022-10-17 10:51:40,457 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-10-17 10:51:40,458 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 26 states and 32 transitions. [2022-10-17 10:51:40,459 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-10-17 10:51:40,459 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2022-10-17 10:51:40,459 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 32 transitions. [2022-10-17 10:51:40,459 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:51:40,459 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 32 transitions. [2022-10-17 10:51:40,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 32 transitions. [2022-10-17 10:51:40,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 16. [2022-10-17 10:51:40,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 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 10:51:40,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2022-10-17 10:51:40,464 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2022-10-17 10:51:40,464 INFO L428 stractBuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2022-10-17 10:51:40,465 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-10-17 10:51:40,465 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 20 transitions. [2022-10-17 10:51:40,466 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-10-17 10:51:40,466 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:51:40,466 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:51:40,467 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-10-17 10:51:40,467 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:51:40,467 INFO L748 eck$LassoCheckResult]: Stem: 521#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 522#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 523#L28 assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 524#L36-2 assume !false; 525#L38 [2022-10-17 10:51:40,467 INFO L750 eck$LassoCheckResult]: Loop: 525#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 517#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 518#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 528#L36-2 assume !false; 525#L38 [2022-10-17 10:51:40,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:40,468 INFO L85 PathProgramCache]: Analyzing trace with hash 925676, now seen corresponding path program 1 times [2022-10-17 10:51:40,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:40,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074458525] [2022-10-17 10:51:40,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:40,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:40,480 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:40,490 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:40,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:40,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1575002, now seen corresponding path program 1 times [2022-10-17 10:51:40,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:40,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416443887] [2022-10-17 10:51:40,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:40,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:40,494 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:40,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [303263279] [2022-10-17 10:51:40,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:40,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:40,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:40,504 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:40,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-10-17 10:51:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:40,534 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:40,539 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:40,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:40,540 INFO L85 PathProgramCache]: Analyzing trace with hash 183384773, now seen corresponding path program 2 times [2022-10-17 10:51:40,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:40,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795784060] [2022-10-17 10:51:40,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:40,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:40,545 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:40,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1464391167] [2022-10-17 10:51:40,545 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:51:40,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:40,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:40,547 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:40,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-10-17 10:51:40,577 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-17 10:51:40,577 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:51:40,578 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:40,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:40,587 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:40,679 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:51:40,679 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:51:40,679 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:51:40,679 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:51:40,679 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:51:40,679 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:40,679 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:51:40,679 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:51:40,679 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration4_Lasso [2022-10-17 10:51:40,680 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:51:40,680 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:51:40,682 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 10:51:40,685 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 10:51:40,743 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:51:40,746 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 10:51:41,079 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:51:41,079 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:51:41,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:41,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:41,084 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:41,092 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:51:41,092 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:41,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:51:41,116 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:51:41,116 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:51:41,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:41,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:41,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:41,152 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:41,161 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:51:41,161 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:41,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:51:41,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:41,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:41,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:41,220 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:41,230 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:51:41,230 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:41,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:51:41,271 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:51:41,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:41,309 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:51:41,309 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:51:41,309 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:51:41,309 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:51:41,309 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:51:41,309 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:41,309 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:51:41,309 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:51:41,309 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration4_Lasso [2022-10-17 10:51:41,309 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:51:41,309 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:51:41,311 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 10:51:41,314 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 10:51:41,324 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 10:51:41,378 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 10:51:41,712 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:51:41,712 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:51:41,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:41,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:41,715 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:41,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:41,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:51:41,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:41,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:41,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:41,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:41,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:51:41,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:51:41,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:41,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:41,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:41,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:41,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:41,782 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:41,784 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 10:51:41,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:51:41,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:41,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:41,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:41,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:41,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:51:41,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:51:41,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:41,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:41,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:41,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:41,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:41,842 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:41,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:41,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:41,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:41,857 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:41,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:51:41,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:51:41,923 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2022-10-17 10:51:41,923 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:51:42,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:42,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:42,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:42,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:42,094 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:42,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:51:42,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:42,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:42,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:42,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:42,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:42,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:51:42,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:51:42,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:42,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:42,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:42,163 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:51:42,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:42,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:42,168 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:42,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:42,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:42,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:42,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:42,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:42,180 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:42,180 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:51:42,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:42,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:51:42,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:42,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:42,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:42,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:42,232 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:42,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:42,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:42,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:42,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:42,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:42,243 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:42,244 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:51:42,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:42,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:51:42,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:42,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:42,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:42,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:42,297 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:42,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:42,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:42,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:42,309 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:42,309 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:42,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:51:42,440 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2022-10-17 10:51:42,440 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-10-17 10:51:42,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:42,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:42,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:42,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:42,671 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:42,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:42,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:42,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:42,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:42,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:42,686 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:42,687 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:51:42,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:42,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:51:42,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:42,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:42,741 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:51:42,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:42,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:42,742 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:42,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:42,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:51:42,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:42,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:42,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:42,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:42,753 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:42,754 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:42,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:42,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:42,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:42,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:42,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:42,808 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:42,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:42,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:42,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:42,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:42,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:42,819 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:42,820 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:42,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:42,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 10:51:42,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:42,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-10-17 10:51:42,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:42,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:42,859 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:42,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:42,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 10:51:42,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:42,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:42,869 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:42,869 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:42,960 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2022-10-17 10:51:42,960 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-10-17 10:51:43,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:43,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:43,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:43,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:43,334 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:43,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 10:51:43,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:43,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:43,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:43,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:43,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:43,343 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:43,344 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:43,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:43,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:43,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-10-17 10:51:43,393 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 10:51:43,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:43,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:43,394 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:43,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:43,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:43,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:43,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:43,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:43,415 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:43,416 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:51:43,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:43,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 10:51:43,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:43,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:43,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:43,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:43,468 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:43,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:43,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:43,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:43,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:43,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:43,484 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:43,485 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:51:43,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:43,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 10:51:43,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:43,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-10-17 10:51:43,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:43,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:43,529 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:43,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 10:51:43,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:43,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:43,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:43,539 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:43,539 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:43,671 INFO L401 nArgumentSynthesizer]: We have 120 Motzkin's Theorem applications. [2022-10-17 10:51:43,672 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-10-17 10:51:44,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:44,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:44,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:44,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:44,130 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:44,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:44,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:44,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:44,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:44,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:44,142 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:44,143 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:51:44,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:44,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 10:51:44,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:44,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:44,199 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 10:51:44,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:44,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:44,204 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:44,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:44,216 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:44,216 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:44,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:44,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:44,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:44,216 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:44,217 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:51:44,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:44,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 10:51:44,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:44,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:44,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:44,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:44,276 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:44,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:44,287 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:44,287 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:44,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:44,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:44,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:44,288 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:44,288 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:51:44,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:44,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 10:51:44,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:44,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:44,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:44,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:44,338 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:44,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:44,349 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:44,349 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:44,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:44,349 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:44,349 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:44,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 10:51:44,419 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2022-10-17 10:51:44,420 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-10-17 10:51:44,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:44,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:44,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:44,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:44,722 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:44,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:44,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:44,736 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:44,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:44,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:44,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:44,736 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:44,737 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:51:44,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:44,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 10:51:44,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:44,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:44,784 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 10:51:44,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:44,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:44,785 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:44,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:44,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:44,796 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:51:44,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:44,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:44,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:44,797 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:44,798 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:44,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:44,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 10:51:44,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:44,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:44,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:44,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:44,857 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:44,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:44,868 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:44,868 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:51:44,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:44,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:44,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:44,869 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:44,870 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:44,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:44,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 10:51:44,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:44,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:44,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:44,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:44,913 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:44,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 10:51:44,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:44,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:44,922 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:51:44,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:44,923 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:44,923 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:45,034 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2022-10-17 10:51:45,034 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-10-17 10:51:45,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:45,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:45,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:45,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:45,459 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:45,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-10-17 10:51:45,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:45,470 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:45,470 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:51:45,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:45,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:45,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:45,470 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:45,472 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:45,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:45,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:45,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:45,527 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 10:51:45,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:45,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:45,536 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:45,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:45,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:45,548 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:45,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:45,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:45,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:45,548 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:45,550 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:51:45,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:45,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-10-17 10:51:45,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:45,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:45,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:45,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:45,604 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:45,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:45,615 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:45,616 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:45,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:45,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:45,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:45,616 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:45,618 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:51:45,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:45,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-10-17 10:51:45,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:45,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:45,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:45,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:45,676 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:45,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:45,687 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:45,688 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:45,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:45,688 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:45,688 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:45,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-10-17 10:51:45,898 INFO L401 nArgumentSynthesizer]: We have 120 Motzkin's Theorem applications. [2022-10-17 10:51:45,898 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-10-17 10:51:49,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:49,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:49,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:49,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:49,167 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:49,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-10-17 10:51:49,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:49,179 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:49,180 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:49,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:49,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:49,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:49,180 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:49,181 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:51:49,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:49,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:49,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:49,231 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 10:51:49,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:49,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:49,232 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:49,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-10-17 10:51:49,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:49,241 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:49,241 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:49,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:49,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:49,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:49,241 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:49,242 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:49,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:49,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:49,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-10-17 10:51:49,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:49,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:49,265 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:49,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 10:51:49,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:49,273 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:49,273 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:49,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:49,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:49,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:49,273 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:49,274 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:49,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:49,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:49,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:49,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:49,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:49,296 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:49,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 10:51:49,297 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 10:51:49,304 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:49,304 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:49,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:49,304 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:49,304 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:49,378 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2022-10-17 10:51:49,379 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-10-17 10:51:49,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:49,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-10-17 10:51:49,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:49,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:49,635 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:49,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 10:51:49,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:49,643 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:49,643 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:49,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:49,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:49,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:49,644 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:49,644 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:49,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:49,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:49,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-10-17 10:51:49,665 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 10:51:49,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:49,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:49,666 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:49,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-10-17 10:51:49,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:49,674 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:49,674 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:49,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:49,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:49,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:49,675 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:51:49,676 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:51:49,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:49,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:49,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-10-17 10:51:49,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:49,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:49,698 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:49,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-10-17 10:51:49,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:49,706 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:49,706 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:49,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:49,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:49,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:49,707 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:51:49,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:51:49,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:49,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:49,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-10-17 10:51:49,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:49,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:49,729 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:49,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-10-17 10:51:49,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:49,739 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:49,739 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:49,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:49,739 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:49,739 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:51:49,868 INFO L401 nArgumentSynthesizer]: We have 144 Motzkin's Theorem applications. [2022-10-17 10:51:49,868 INFO L402 nArgumentSynthesizer]: A total of 24 supporting invariants were added. [2022-10-17 10:51:50,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:50,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:50,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:50,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:50,649 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:50,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-10-17 10:51:50,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:50,658 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:50,658 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:50,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:50,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:50,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:50,658 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:51:50,659 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:51:50,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:50,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:50,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-10-17 10:51:50,680 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-10-17 10:51:50,680 INFO L748 eck$LassoCheckResult]: Stem: 521#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 522#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 523#L28 assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 524#L36-2 assume !false; 525#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 517#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 518#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 528#L36-2 assume !false; 525#L38 [2022-10-17 10:51:50,680 INFO L750 eck$LassoCheckResult]: Loop: 525#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 517#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 518#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 528#L36-2 assume !false; 525#L38 [2022-10-17 10:51:50,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:50,681 INFO L85 PathProgramCache]: Analyzing trace with hash 183384773, now seen corresponding path program 3 times [2022-10-17 10:51:50,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:50,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287837654] [2022-10-17 10:51:50,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:50,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:50,684 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:50,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1556325930] [2022-10-17 10:51:50,684 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-17 10:51:50,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:50,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:50,692 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:50,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2022-10-17 10:51:50,714 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-10-17 10:51:50,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:51:50,715 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:50,722 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:50,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:50,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1575002, now seen corresponding path program 2 times [2022-10-17 10:51:50,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:50,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80350180] [2022-10-17 10:51:50,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:50,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:50,725 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:50,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [753470912] [2022-10-17 10:51:50,726 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:51:50,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:50,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:50,736 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:50,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2022-10-17 10:51:50,771 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-10-17 10:51:50,772 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:51:50,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:50,777 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:50,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:50,777 INFO L85 PathProgramCache]: Analyzing trace with hash 539181342, now seen corresponding path program 4 times [2022-10-17 10:51:50,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:50,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712089535] [2022-10-17 10:51:50,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:50,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:50,782 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:51:50,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1636718618] [2022-10-17 10:51:50,782 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-10-17 10:51:50,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:50,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:50,784 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:50,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Waiting until timeout for monitored process [2022-10-17 10:51:50,815 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-10-17 10:51:50,815 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-10-17 10:51:50,815 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:51:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:51:50,823 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:51:50,952 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:51:50,952 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:51:50,952 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:51:50,952 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:51:50,952 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:51:50,952 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:50,952 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:51:50,952 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:51:50,952 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration4_Lasso [2022-10-17 10:51:50,953 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:51:50,953 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:51:50,955 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 10:51:50,957 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:51:50,959 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 10:51:50,962 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 10:51:51,380 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:51:51,381 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:51:51,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:51,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:51,395 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:51,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-10-17 10:51:51,399 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:51:51,400 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:51,407 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:51:51,407 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 10:51:51,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-10-17 10:51:51,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:51,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:51,427 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:51,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-10-17 10:51:51,429 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:51:51,430 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:51,437 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:51:51,437 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:51:51,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:51,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:51,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:51,458 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:51,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-10-17 10:51:51,461 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:51:51,461 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:51,469 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:51:51,469 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:51:51,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:51,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:51,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:51,489 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:51,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-10-17 10:51:51,490 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:51:51,491 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:51,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-10-17 10:51:51,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:51,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:51,521 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:51,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-10-17 10:51:51,522 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:51:51,522 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:51:51,542 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:51:51,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:51,560 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:51:51,560 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:51:51,561 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:51:51,561 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:51:51,561 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:51:51,561 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:51,561 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:51:51,561 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:51:51,561 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration4_Lasso [2022-10-17 10:51:51,561 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:51:51,561 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:51:51,562 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 10:51:51,565 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 10:51:51,567 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 10:51:51,569 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 10:51:51,951 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:51:51,951 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:51:51,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:51,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:51,953 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:51,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-10-17 10:51:51,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:51,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:51,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:51,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:51,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:51,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:51:51,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:51:51,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:51,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:51,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:51,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:51,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:51,982 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:51,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-10-17 10:51:51,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:51,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:51,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:51,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:51,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:51,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:51:51,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:51:51,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:51,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:52,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-10-17 10:51:52,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:52,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:52,013 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:52,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-10-17 10:51:52,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:52,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:52,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:52,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:52,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:52,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:51:52,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:51:52,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:52,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:52,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-10-17 10:51:52,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:52,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:52,043 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:52,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-10-17 10:51:52,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:52,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:52,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:52,052 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:52,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:51:52,085 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2022-10-17 10:51:52,085 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-10-17 10:51:52,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:52,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-10-17 10:51:52,217 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:51:52,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:52,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:52,218 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:52,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-10-17 10:51:52,220 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 10:51:52,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:52,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:52,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:52,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:52,227 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:52,227 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:51:52,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:52,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:52,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:52,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:52,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:52,249 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:52,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-10-17 10:51:52,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:52,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:52,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:52,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:52,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:52,258 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:52,258 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:51:52,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:52,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:52,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:52,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:52,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:52,278 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:52,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-10-17 10:51:52,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:52,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:52,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:52,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:52,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:52,286 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:52,287 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:51:52,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:52,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:52,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-10-17 10:51:52,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:52,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:52,307 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:52,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-10-17 10:51:52,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:52,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:52,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:52,316 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:52,316 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:52,369 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2022-10-17 10:51:52,370 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-10-17 10:51:52,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:52,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-10-17 10:51:52,608 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:51:52,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:52,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:52,609 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:52,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-10-17 10:51:52,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:52,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:52,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:52,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:52,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:52,617 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:52,618 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:52,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:52,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:52,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:52,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:52,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:52,639 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:52,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-10-17 10:51:52,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:52,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:52,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:52,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:52,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:52,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:52,648 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:52,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:52,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:52,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-10-17 10:51:52,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:52,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:52,669 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:52,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-10-17 10:51:52,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:52,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:52,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:52,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:52,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:52,677 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:52,678 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:52,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:52,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:52,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-10-17 10:51:52,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:52,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:52,704 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:52,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:52,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-10-17 10:51:52,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:52,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:52,716 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:52,716 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:52,815 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2022-10-17 10:51:52,815 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-10-17 10:51:53,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:53,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-10-17 10:51:53,098 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 10:51:53,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:53,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:53,099 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:53,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-10-17 10:51:53,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:53,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:53,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:53,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:53,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:53,108 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:53,108 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:51:53,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:53,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:53,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-10-17 10:51:53,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:53,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:53,129 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:53,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-10-17 10:51:53,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:53,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:53,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:53,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:53,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:53,144 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:53,145 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:51:53,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:53,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:53,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:53,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:53,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:53,208 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:53,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:53,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:53,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:53,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:53,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:53,224 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:53,225 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:51:53,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:53,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-10-17 10:51:53,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:53,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-10-17 10:51:53,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:53,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:53,253 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:53,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-10-17 10:51:53,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:53,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:51:53,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:53,263 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:53,263 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:53,368 INFO L401 nArgumentSynthesizer]: We have 120 Motzkin's Theorem applications. [2022-10-17 10:51:53,368 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-10-17 10:51:53,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:53,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-10-17 10:51:53,675 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 10:51:53,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:53,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:53,676 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:53,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-10-17 10:51:53,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:53,685 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:53,685 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:53,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:53,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:53,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:53,685 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:53,686 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:51:53,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:53,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:53,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-10-17 10:51:53,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:53,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:53,707 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:53,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-10-17 10:51:53,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:53,715 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:53,715 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:53,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:53,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:53,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:53,715 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:53,716 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:51:53,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:53,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:53,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-10-17 10:51:53,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:53,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:53,737 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:53,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-10-17 10:51:53,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:53,746 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:53,746 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:53,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:53,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:53,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:53,746 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:53,748 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:51:53,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:53,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:53,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-10-17 10:51:53,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:53,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:53,769 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:53,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-10-17 10:51:53,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:53,777 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:53,777 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:53,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:53,778 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:53,778 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:51:53,872 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2022-10-17 10:51:53,872 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-10-17 10:51:54,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:54,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-10-17 10:51:54,163 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 10:51:54,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:54,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:54,164 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:54,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-10-17 10:51:54,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:54,173 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:54,174 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:51:54,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:54,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:54,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:54,174 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:54,175 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:54,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:54,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:54,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:54,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:54,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:54,206 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:54,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-10-17 10:51:54,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:54,214 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:54,214 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:51:54,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:54,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:54,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:54,215 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:54,215 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:54,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:54,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:54,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:54,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:54,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:54,237 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:54,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-10-17 10:51:54,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:54,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:54,246 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:51:54,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:54,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:54,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:54,247 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:54,247 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:54,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:54,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:54,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:54,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:54,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:54,269 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:54,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-10-17 10:51:54,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:54,278 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:54,278 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:51:54,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:54,278 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:54,278 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:54,364 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2022-10-17 10:51:54,364 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-10-17 10:51:54,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:54,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:54,753 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 10:51:54,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:54,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:54,754 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:54,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-10-17 10:51:54,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:54,762 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:54,762 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:54,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:54,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:54,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:54,763 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:54,763 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:51:54,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:54,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:54,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:54,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:54,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:54,786 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:54,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-10-17 10:51:54,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:54,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:54,795 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:54,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:54,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:54,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:54,795 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:54,796 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:51:54,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:54,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:54,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2022-10-17 10:51:54,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:54,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:54,819 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:54,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-10-17 10:51:54,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:54,827 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:54,828 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:54,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:54,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:54,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:54,828 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:54,829 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:51:54,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:54,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:54,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:54,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:54,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:54,852 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:54,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-10-17 10:51:54,853 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 10:51:54,860 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:54,861 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:54,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:54,861 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:54,861 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:51:54,971 INFO L401 nArgumentSynthesizer]: We have 120 Motzkin's Theorem applications. [2022-10-17 10:51:54,971 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-10-17 10:51:56,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:56,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:56,484 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 10:51:56,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:56,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:56,484 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:56,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-10-17 10:51:56,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:56,492 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:56,492 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:56,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:56,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:56,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:56,493 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:56,493 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:56,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:56,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:56,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-10-17 10:51:56,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:56,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:56,515 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:56,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-10-17 10:51:56,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:56,523 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:56,523 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:56,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:56,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:56,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:56,523 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:56,523 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:56,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:56,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:56,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-10-17 10:51:56,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:56,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:56,550 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:56,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-10-17 10:51:56,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:56,558 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:56,558 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:56,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:56,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:56,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:56,558 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:56,558 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:51:56,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:56,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:56,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-10-17 10:51:56,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:56,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:56,583 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:56,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-10-17 10:51:56,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:56,592 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:56,592 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:51:56,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:56,592 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:56,592 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:51:56,659 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2022-10-17 10:51:56,659 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-10-17 10:51:56,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:56,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:56,932 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 10:51:56,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:56,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:56,932 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:56,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-10-17 10:51:56,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:56,940 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:56,940 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:56,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:56,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:56,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:56,941 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:51:56,941 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:51:56,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:56,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:56,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-10-17 10:51:56,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:56,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:56,964 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:56,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-10-17 10:51:56,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:56,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:56,972 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:56,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:56,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:56,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:56,972 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:51:56,973 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:51:56,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:56,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:56,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2022-10-17 10:51:56,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:56,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:56,998 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:56,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-10-17 10:51:56,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:51:57,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:57,008 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:57,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:51:57,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:57,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:51:57,008 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:51:57,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:51:57,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:51:57,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:57,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-10-17 10:51:57,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:51:57,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:57,030 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:51:57,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-10-17 10:51:57,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 10:51:57,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:51:57,039 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:51:57,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:51:57,040 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-10-17 10:51:57,040 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:51:57,175 INFO L401 nArgumentSynthesizer]: We have 144 Motzkin's Theorem applications. [2022-10-17 10:51:57,175 INFO L402 nArgumentSynthesizer]: A total of 24 supporting invariants were added. [2022-10-17 10:51:57,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:51:57,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2022-10-17 10:51:57,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.10 10:51:57 BoogieIcfgContainer [2022-10-17 10:51:57,631 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-10-17 10:51:57,631 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:51:57,631 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:51:57,632 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:51:57,632 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:51:35" (3/4) ... [2022-10-17 10:51:57,634 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 10:51:57,634 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:51:57,634 INFO L158 Benchmark]: Toolchain (without parser) took 22890.47ms. Allocated memory was 96.5MB in the beginning and 249.6MB in the end (delta: 153.1MB). Free memory was 74.6MB in the beginning and 128.3MB in the end (delta: -53.7MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. [2022-10-17 10:51:57,635 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory was 69.9MB in the beginning and 69.8MB in the end (delta: 32.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:51:57,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.65ms. Allocated memory is still 96.5MB. Free memory was 74.6MB in the beginning and 72.9MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:51:57,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.83ms. Allocated memory is still 96.5MB. Free memory was 72.9MB in the beginning and 71.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:51:57,636 INFO L158 Benchmark]: Boogie Preprocessor took 28.76ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 70.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:51:57,636 INFO L158 Benchmark]: RCFGBuilder took 303.14ms. Allocated memory is still 96.5MB. Free memory was 70.5MB in the beginning and 61.4MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 10:51:57,636 INFO L158 Benchmark]: BuchiAutomizer took 22257.68ms. Allocated memory was 96.5MB in the beginning and 249.6MB in the end (delta: 153.1MB). Free memory was 61.4MB in the beginning and 129.3MB in the end (delta: -67.9MB). Peak memory consumption was 124.3MB. Max. memory is 16.1GB. [2022-10-17 10:51:57,637 INFO L158 Benchmark]: Witness Printer took 2.62ms. Allocated memory is still 249.6MB. Free memory was 129.3MB in the beginning and 128.3MB in the end (delta: 966.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:51:57,638 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory was 69.9MB in the beginning and 69.8MB in the end (delta: 32.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.65ms. Allocated memory is still 96.5MB. Free memory was 74.6MB in the beginning and 72.9MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.83ms. Allocated memory is still 96.5MB. Free memory was 72.9MB in the beginning and 71.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.76ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 70.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 303.14ms. Allocated memory is still 96.5MB. Free memory was 70.5MB in the beginning and 61.4MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 22257.68ms. Allocated memory was 96.5MB in the beginning and 249.6MB in the end (delta: 153.1MB). Free memory was 61.4MB in the beginning and 129.3MB in the end (delta: -67.9MB). Peak memory consumption was 124.3MB. Max. memory is 16.1GB. * Witness Printer took 2.62ms. Allocated memory is still 249.6MB. Free memory was 129.3MB in the beginning and 128.3MB in the end (delta: 966.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (0 trivial, 2 deterministic, 1 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function 4 * y + 1 and consists of 5 locations. One deterministic module has affine ranking function 2 * y + 1 and consists of 3 locations. One nondeterministic module has affine ranking function 2 * y + 1 and consists of 3 locations. The remainder module has 16 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 22.1s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 20.7s. Construction of modules took 0.0s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 12 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 1, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 71 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 65 mSDsluCounter, 71 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 72 IncrementalHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 56 mSDtfsCounter, 72 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT3 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital50 mio100 ax100 hnf100 lsp103 ukn96 mio100 lsp100 div280 bol100 ite100 ukn100 eq143 hnf96 smp54 dnf268 smp83 tf100 neg98 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 573ms VariablesStem: 7 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 4 SupportingInvariants: 24 MotzkinApplications: 144 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 4 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0;" "assume !false;" "assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1);" "assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));" "main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" "assume !false;" Loop: "assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1);" "assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));" "main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" "assume !false;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-10-17 10:51:57,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:57,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Ended with exit code 0 [2022-10-17 10:51:58,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:58,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:58,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2022-10-17 10:51:58,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2022-10-17 10:51:58,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2022-10-17 10:51:59,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-10-17 10:51:59,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-10-17 10:51:59,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-10-17 10:51:59,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-10-17 10:51:59,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:52:00,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:52:00,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e49db07-b41d-4a0a-a925-303652683b28/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_0e49db07-b41d-4a0a-a925-303652683b28/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