./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps4-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps4-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R --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 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 --- 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-38b53e6 [2022-11-25 18:19:02,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:19:02,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:19:02,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:19:02,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:19:02,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:19:02,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:19:02,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:19:02,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:19:02,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:19:02,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:19:02,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:19:02,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:19:02,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:19:02,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:19:02,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:19:02,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:19:02,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:19:02,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:19:02,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:19:02,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:19:02,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:19:02,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:19:02,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:19:02,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:19:02,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:19:02,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:19:02,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:19:02,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:19:02,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:19:02,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:19:02,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:19:02,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:19:02,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:19:02,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:19:02,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:19:02,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:19:02,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:19:02,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:19:02,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:19:02,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:19:02,633 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-25 18:19:02,675 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:19:02,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:19:02,676 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:19:02,677 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:19:02,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:19:02,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:19:02,679 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:19:02,679 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-25 18:19:02,679 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-25 18:19:02,679 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-25 18:19:02,680 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-25 18:19:02,681 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-25 18:19:02,681 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-25 18:19:02,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:19:02,681 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 18:19:02,682 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:19:02,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:19:02,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 18:19:02,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:19:02,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-25 18:19:02,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-25 18:19:02,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-25 18:19:02,683 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 18:19:02,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:19:02,684 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-25 18:19:02,684 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:19:02,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-25 18:19:02,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:19:02,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:19:02,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:19:02,686 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:19:02,688 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-25 18:19:02,688 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_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 [2022-11-25 18:19:03,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:19:03,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:19:03,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:19:03,074 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:19:03,075 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:19:03,076 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/termination-nla/ps4-both-t.c [2022-11-25 18:19:06,343 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:19:06,556 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:19:06,557 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/sv-benchmarks/c/termination-nla/ps4-both-t.c [2022-11-25 18:19:06,563 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/data/1fd95faf7/eb780ddb20504eca9bbb2fc1af1195fb/FLAGaf1ffd535 [2022-11-25 18:19:06,584 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/data/1fd95faf7/eb780ddb20504eca9bbb2fc1af1195fb [2022-11-25 18:19:06,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:19:06,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:19:06,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:19:06,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:19:06,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:19:06,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e2314c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06, skipping insertion in model container [2022-11-25 18:19:06,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:19:06,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:19:06,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:19:06,777 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:19:06,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:19:06,809 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:19:06,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06 WrapperNode [2022-11-25 18:19:06,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:19:06,812 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:19:06,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:19:06,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:19:06,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,848 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-11-25 18:19:06,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:19:06,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:19:06,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:19:06,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:19:06,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,867 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:19:06,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:19:06,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:19:06,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:19:06,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06" (1/1) ... [2022-11-25 18:19:06,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:06,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:06,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:06,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-25 18:19:06,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:19:06,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:19:07,037 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:19:07,039 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:19:07,191 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:19:07,203 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:19:07,205 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 18:19:07,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:19:07 BoogieIcfgContainer [2022-11-25 18:19:07,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:19:07,211 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-25 18:19:07,211 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-25 18:19:07,216 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-25 18:19:07,217 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 18:19:07,217 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 06:19:06" (1/3) ... [2022-11-25 18:19:07,219 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c722d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 06:19:07, skipping insertion in model container [2022-11-25 18:19:07,219 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 18:19:07,220 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:19:06" (2/3) ... [2022-11-25 18:19:07,223 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c722d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 06:19:07, skipping insertion in model container [2022-11-25 18:19:07,223 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 18:19:07,223 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:19:07" (3/3) ... [2022-11-25 18:19:07,227 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps4-both-t.c [2022-11-25 18:19:07,321 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-25 18:19:07,322 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-25 18:19:07,322 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-25 18:19:07,322 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-25 18:19:07,322 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-25 18:19:07,323 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-25 18:19:07,323 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-25 18:19:07,323 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-25 18:19:07,329 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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) [2022-11-25 18:19:07,352 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-25 18:19:07,353 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 18:19:07,353 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 18:19:07,360 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-25 18:19:07,361 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 18:19:07,361 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-25 18:19:07,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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) [2022-11-25 18:19:07,364 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-25 18:19:07,364 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 18:19:07,364 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 18:19:07,365 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-25 18:19:07,365 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 18:19:07,379 INFO L748 eck$LassoCheckResult]: Stem: 3#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_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2022-11-25 18:19:07,380 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-11-25 18:19:07,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:19:07,388 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-25 18:19:07,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:19:07,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58935318] [2022-11-25 18:19:07,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:19:07,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:19:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:19:07,513 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:19:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:19:07,551 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:19:07,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:19:07,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2022-11-25 18:19:07,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:19:07,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088237613] [2022-11-25 18:19:07,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:19:07,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:19:07,582 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 18:19:07,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [71086239] [2022-11-25 18:19:07,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:19:07,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:19:07,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:07,595 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:19:07,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 18:19:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:19:07,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:19:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:19:07,704 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:19:07,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:19:07,706 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2022-11-25 18:19:07,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:19:07,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526231433] [2022-11-25 18:19:07,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:19:07,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:19:07,715 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 18:19:07,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1424496353] [2022-11-25 18:19:07,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:19:07,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:19:07,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:07,774 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:19:07,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 18:19:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:19:07,849 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:19:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:19:07,863 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:19:07,987 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:19:07,988 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:19:07,988 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:19:07,988 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:19:07,989 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 18:19:07,989 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:07,989 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:19:07,989 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:19:07,989 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-11-25 18:19:07,990 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:19:07,990 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:19:08,008 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:08,123 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:19:08,124 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 18:19:08,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:08,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:08,134 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:08,141 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:19:08,141 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:19:08,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-25 18:19:08,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:08,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:08,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:08,189 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:08,200 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 18:19:08,200 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:19:08,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-25 18:19:08,260 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 18:19:08,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:08,270 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:19:08,270 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:19:08,270 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:19:08,270 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:19:08,271 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 18:19:08,271 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:08,271 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:19:08,271 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:19:08,271 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-11-25 18:19:08,271 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:19:08,271 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:19:08,273 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:08,377 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:19:08,381 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 18:19:08,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:08,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:08,392 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:08,396 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 [2022-11-25 18:19:08,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:08,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:08,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:08,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:08,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:19:08,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-25 18:19:08,418 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:19:08,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:08,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:08,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:08,443 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 18:19:08,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:08,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:08,445 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:08,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-25 18:19:08,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:08,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:08,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:08,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:08,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:08,464 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:08,469 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:19:08,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:08,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:08,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:08,491 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 18:19:08,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:08,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:08,494 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:08,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-25 18:19:08,531 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 [2022-11-25 18:19:08,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:08,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:08,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:08,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:08,549 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:08,554 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:08,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:08,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:08,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-11-25 18:19:08,580 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 18:19:08,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:08,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:08,584 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:08,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-25 18:19:08,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:08,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:08,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:08,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:08,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:08,626 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:08,632 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:19:08,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:08,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:08,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:08,656 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 18:19:08,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:08,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:08,658 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:08,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-25 18:19:08,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:08,683 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:08,683 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:08,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:08,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:08,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:08,684 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:08,700 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:19:08,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:08,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:08,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:08,736 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-25 18:19:08,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:08,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:08,739 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:08,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:08,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-25 18:19:08,764 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:08,765 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:19:08,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:08,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:08,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:08,766 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:08,774 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:08,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:08,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:08,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:08,812 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-25 18:19:08,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:08,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:08,815 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:08,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-25 18:19:08,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:08,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:08,843 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:08,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:08,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:08,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:08,844 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:08,859 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:19:08,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:08,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:08,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:08,928 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-25 18:19:08,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:08,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:08,930 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:08,933 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 [2022-11-25 18:19:08,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-25 18:19:08,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:08,950 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:08,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:08,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:08,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:08,951 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:08,956 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:08,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:08,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:08,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:08,983 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-25 18:19:08,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:08,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:08,985 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:08,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-25 18:19:08,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:09,013 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:09,014 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:09,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:09,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:09,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:09,015 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:19:09,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:19:09,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:09,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:09,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:09,097 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:19:09,097 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:19:09,097 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:19:09,098 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:19:09,098 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 18:19:09,098 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:09,098 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:19:09,098 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:19:09,098 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-11-25 18:19:09,098 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:19:09,099 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:19:09,101 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:09,135 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:09,138 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:09,251 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:19:09,252 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 18:19:09,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:09,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:09,268 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:09,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-25 18:19:09,327 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:19:09,327 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:19:09,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:09,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:09,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:09,376 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:09,385 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 18:19:09,385 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:19:09,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-25 18:19:09,439 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 18:19:09,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:09,443 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:19:09,444 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:19:09,444 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:19:09,444 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:19:09,444 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 18:19:09,444 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:09,444 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:19:09,444 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:19:09,444 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-11-25 18:19:09,445 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:19:09,445 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:19:09,447 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:09,470 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:09,474 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:09,552 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:19:09,552 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 18:19:09,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:09,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:09,554 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:09,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:09,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-25 18:19:09,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:09,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:09,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:09,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:19:09,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:19:09,587 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 18:19:09,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:09,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:09,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:09,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:09,621 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:09,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:09,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:09,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:09,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-25 18:19:09,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:09,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:09,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:19:09,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:19:09,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:09,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:09,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-11-25 18:19:09,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:09,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:09,661 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:09,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-25 18:19:09,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:09,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:09,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:09,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:09,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:09,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:19:09,692 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:19:09,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:09,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:09,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:09,712 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 18:19:09,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:09,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:09,714 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:09,731 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 [2022-11-25 18:19:09,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-25 18:19:09,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:09,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:09,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:09,747 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:09,765 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-25 18:19:09,765 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-25 18:19:09,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:09,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:09,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:09,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:09,811 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:09,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:09,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-25 18:19:09,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:09,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:09,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:09,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:09,838 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:09,840 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:19:09,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:09,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:09,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:09,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:09,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:09,872 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:09,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:09,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-25 18:19:09,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:09,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:09,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:09,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:09,905 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:09,906 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:19:09,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:09,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:09,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:09,928 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 18:19:09,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:09,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:09,929 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:09,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:09,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-25 18:19:09,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:09,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:09,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:09,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:09,971 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:19:09,971 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:19:09,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,004 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-25 18:19:10,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:10,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:10,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,028 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:10,029 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:10,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:10,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,058 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-25 18:19:10,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:10,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:10,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,080 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:10,087 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:10,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:10,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,102 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 18:19:10,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,104 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-25 18:19:10,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:10,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,128 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:10,146 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-25 18:19:10,147 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-25 18:19:10,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,192 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-25 18:19:10,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:10,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:10,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,216 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:10,217 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:19:10,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:10,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,247 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-25 18:19:10,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:10,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:10,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,269 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:10,271 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:19:10,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:10,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,292 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 18:19:10,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,294 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-25 18:19:10,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:10,318 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:10,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,318 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:10,340 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-25 18:19:10,340 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-25 18:19:10,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,392 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-25 18:19:10,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:10,412 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:10,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:10,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,413 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:10,415 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:19:10,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:10,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,441 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,458 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:10,458 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:10,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:10,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,458 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:10,459 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:19:10,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:10,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-25 18:19:10,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,484 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-25 18:19:10,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,485 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,503 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:10,503 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:19:10,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,503 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:10,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-25 18:19:10,519 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:19:10,519 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:19:10,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,577 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-25 18:19:10,598 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:10,598 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:19:10,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:10,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,599 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:10,600 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:10,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:10,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,619 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-25 18:19:10,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:10,640 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:19:10,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:10,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,640 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:10,642 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:10,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:10,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,680 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-25 18:19:10,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,682 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-25 18:19:10,703 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:10,703 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:10,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,704 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:10,724 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-25 18:19:10,724 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-25 18:19:10,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,795 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,813 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:10,814 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:10,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:10,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,814 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:10,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-25 18:19:10,817 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:19:10,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:10,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,847 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-25 18:19:10,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:10,866 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:10,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:10,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,866 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:10,868 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:19:10,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:10,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,896 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-25 18:19:10,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,897 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:10,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:10,915 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:10,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:10,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:10,915 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:10,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-25 18:19:10,948 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:19:10,948 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:19:10,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:10,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:10,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:10,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:10,984 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:10,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:11,004 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:11,004 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:11,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:11,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:11,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:11,005 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:11,006 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:11,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:11,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-25 18:19:11,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:11,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:11,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,028 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:11,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-25 18:19:11,054 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:11,054 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:11,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:11,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:11,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:11,055 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:11,056 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:11,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:11,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:11,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:11,084 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-25 18:19:11,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,086 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:11,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-25 18:19:11,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:11,107 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:11,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:11,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:11,107 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:19:11,128 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-25 18:19:11,128 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-25 18:19:11,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:11,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:11,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,190 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:11,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-25 18:19:11,210 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:11,210 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:11,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:11,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:11,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:11,211 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:19:11,213 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:19:11,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:11,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:11,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:11,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,233 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:11,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-25 18:19:11,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:11,252 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:11,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:11,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:11,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:11,253 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:19:11,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:19:11,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:11,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:11,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:11,285 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-25 18:19:11,285 INFO L748 eck$LassoCheckResult]: Stem: 3#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_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-11-25 18:19:11,285 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-11-25 18:19:11,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:19:11,286 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2022-11-25 18:19:11,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:19:11,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242827782] [2022-11-25 18:19:11,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:19:11,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:19:11,296 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 18:19:11,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [199137908] [2022-11-25 18:19:11,303 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 18:19:11,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:19:11,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,307 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-11-25 18:19:11,353 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-25 18:19:11,353 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-25 18:19:11,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:19:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:19:11,362 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:19:11,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:19:11,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2022-11-25 18:19:11,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:19:11,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945443398] [2022-11-25 18:19:11,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:19:11,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:19:11,366 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 18:19:11,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1380185655] [2022-11-25 18:19:11,367 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 18:19:11,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:19:11,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,371 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2022-11-25 18:19:11,406 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-25 18:19:11,406 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-25 18:19:11,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:19:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:19:11,414 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:19:11,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:19:11,415 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2022-11-25 18:19:11,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:19:11,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333370376] [2022-11-25 18:19:11,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:19:11,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:19:11,422 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 18:19:11,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1553294594] [2022-11-25 18:19:11,422 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-25 18:19:11,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:19:11,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,428 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2022-11-25 18:19:11,484 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-25 18:19:11,484 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-25 18:19:11,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:19:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:19:11,494 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:19:11,566 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:19:11,567 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:19:11,567 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:19:11,567 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:19:11,567 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 18:19:11,567 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,567 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:19:11,567 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:19:11,567 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-11-25 18:19:11,567 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:19:11,567 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:19:11,569 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:11,637 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:19:11,638 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 18:19:11,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,642 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,644 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:19:11,645 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:19:11,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-25 18:19:11,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:11,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,675 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,679 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 18:19:11,679 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:19:11,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-25 18:19:11,710 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 18:19:11,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:11,715 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:19:11,715 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:19:11,715 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:19:11,715 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:19:11,715 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 18:19:11,715 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,715 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:19:11,715 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:19:11,715 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-11-25 18:19:11,716 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:19:11,716 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:19:11,717 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:11,775 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:19:11,776 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 18:19:11,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,777 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:11,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:11,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:11,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:11,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:11,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:19:11,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-25 18:19:11,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:19:11,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:11,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:11,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:11,831 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 18:19:11,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,832 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:11,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-25 18:19:11,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:11,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:11,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:11,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:11,850 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:11,855 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:19:11,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:11,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:11,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:11,883 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 18:19:11,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,884 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:11,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:11,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:11,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:11,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:11,901 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:11,904 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:11,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:11,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-25 18:19:11,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:11,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:11,919 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 18:19:11,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,921 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:11,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-25 18:19:11,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:11,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:11,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:11,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:11,938 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:11,942 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:19:11,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:11,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:11,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:11,967 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 18:19:11,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:11,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:11,968 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:11,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:11,986 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:11,987 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:11,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:11,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-25 18:19:11,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:11,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:11,987 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:11,990 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:19:11,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:12,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:12,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,008 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-25 18:19:12,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,010 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:12,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-25 18:19:12,030 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:12,030 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:19:12,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:12,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:12,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:12,031 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:12,035 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:12,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:12,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:12,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,067 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-25 18:19:12,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,069 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:12,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-25 18:19:12,088 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:12,088 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:12,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:12,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:12,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:12,089 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:12,095 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:19:12,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:12,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:12,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,135 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-25 18:19:12,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,136 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:12,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-25 18:19:12,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:12,155 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:12,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:12,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:12,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:12,155 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:12,159 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:12,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:12,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:12,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,182 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-25 18:19:12,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,184 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:12,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-25 18:19:12,201 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:12,202 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:12,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:12,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:12,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:12,202 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:19:12,208 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:19:12,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:12,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:12,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,298 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:19:12,298 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:19:12,298 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:19:12,298 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:19:12,298 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 18:19:12,298 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,298 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:19:12,298 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:19:12,298 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-11-25 18:19:12,299 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:19:12,299 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:19:12,300 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:12,303 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:12,325 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:12,427 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:19:12,428 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 18:19:12,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,429 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-25 18:19:12,440 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:19:12,441 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:19:12,459 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 18:19:12,459 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 18:19:12,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-25 18:19:12,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,464 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-25 18:19:12,467 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:19:12,467 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:19:12,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,497 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,503 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 18:19:12,504 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:19:12,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-25 18:19:12,530 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 18:19:12,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,534 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:19:12,534 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:19:12,534 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:19:12,534 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:19:12,534 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 18:19:12,534 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,534 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:19:12,534 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:19:12,534 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-11-25 18:19:12,535 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:19:12,535 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:19:12,536 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:12,562 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:12,566 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:19:12,658 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:19:12,658 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 18:19:12,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,660 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:12,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:12,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-25 18:19:12,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:12,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:12,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:19:12,694 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:19:12,694 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 18:19:12,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:12,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,708 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-25 18:19:12,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:12,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:12,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:12,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:12,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:12,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:19:12,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:19:12,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:12,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:12,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,755 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:12,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-25 18:19:12,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:12,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:12,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:12,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:12,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:19:12,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:19:12,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:12,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:12,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-25 18:19:12,780 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 18:19:12,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,781 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-25 18:19:12,784 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 [2022-11-25 18:19:12,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:12,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:12,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:12,797 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:12,805 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-25 18:19:12,805 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-25 18:19:12,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:12,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,837 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-25 18:19:12,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:12,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:12,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:12,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:12,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:12,859 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:12,860 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:19:12,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:12,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:12,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,875 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:12,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-25 18:19:12,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:12,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:12,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:12,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:12,896 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:12,897 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:19:12,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:12,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:12,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,919 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 18:19:12,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,921 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:12,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-25 18:19:12,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:12,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:12,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:12,945 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:12,954 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:19:12,955 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:19:12,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:12,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:12,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:12,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:12,982 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:12,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-25 18:19:13,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:13,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:13,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,004 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:13,005 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:13,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:13,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-25 18:19:13,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,012 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-25 18:19:13,015 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 [2022-11-25 18:19:13,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:13,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:13,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,027 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:13,029 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:13,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:13,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-11-25 18:19:13,034 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 18:19:13,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,035 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-25 18:19:13,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:13,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,052 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:13,064 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-25 18:19:13,064 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-25 18:19:13,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,109 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-25 18:19:13,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:13,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:13,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,132 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:13,133 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:19:13,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:13,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,154 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:19:13,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:13,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,174 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:13,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-25 18:19:13,175 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:19:13,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:13,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,195 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 18:19:13,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,196 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-25 18:19:13,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,219 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:13,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,219 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:13,227 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-25 18:19:13,228 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-25 18:19:13,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,268 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-25 18:19:13,287 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,287 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:13,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:13,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,287 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:13,289 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:19:13,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:13,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,336 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,351 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,352 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:13,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:13,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,352 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:19:13,354 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:19:13,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:13,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-25 18:19:13,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,383 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-25 18:19:13,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,384 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-25 18:19:13,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,405 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:19:13,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,405 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:13,417 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:19:13,417 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:19:13,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,475 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-25 18:19:13,495 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,495 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:19:13,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:13,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,495 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:13,496 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:13,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:13,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,512 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,516 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 [2022-11-25 18:19:13,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,528 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:19:13,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:13,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,529 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:13,530 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:13,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:13,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-25 18:19:13,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,558 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-25 18:19:13,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,560 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,577 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:13,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,577 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:13,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-25 18:19:13,589 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-25 18:19:13,589 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-25 18:19:13,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,674 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,678 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 [2022-11-25 18:19:13,691 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,692 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:13,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:13,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,692 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:13,693 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:19:13,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:13,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-25 18:19:13,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,720 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,727 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 [2022-11-25 18:19:13,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-25 18:19:13,741 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,741 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:13,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:13,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,742 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:19:13,743 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:19:13,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:13,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,759 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-25 18:19:13,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,760 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,776 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,777 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:13,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,777 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:13,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-25 18:19:13,786 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:19:13,787 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:19:13,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,815 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-25 18:19:13,832 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,832 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:13,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:13,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,833 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:13,833 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:13,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:13,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,860 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-25 18:19:13,877 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,877 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:19:13,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:13,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,877 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:19:13,878 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:19:13,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:13,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:13,899 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-25 18:19:13,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,900 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:13,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-25 18:19:13,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:13,920 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:13,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:13,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:13,921 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:19:13,940 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-25 18:19:13,940 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-25 18:19:13,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:13,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-25 18:19:13,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:13,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:13,989 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:13,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-25 18:19:13,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:14,006 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:14,007 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:14,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:14,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:14,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:14,007 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:19:14,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:19:14,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:14,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:14,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:14,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:19:14,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:19:14,041 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:19:14,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:19:14,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-25 18:19:14,064 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:19:14,064 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:19:14,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:19:14,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:19:14,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:19:14,065 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:19:14,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:19:14,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:19:14,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:19:14,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:14,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 06:19:14 BoogieIcfgContainer [2022-11-25 18:19:14,102 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-25 18:19:14,102 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 18:19:14,103 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 18:19:14,103 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 18:19:14,104 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:19:07" (3/4) ... [2022-11-25 18:19:14,107 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 18:19:14,108 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 18:19:14,109 INFO L158 Benchmark]: Toolchain (without parser) took 7520.50ms. Allocated memory was 178.3MB in the beginning and 228.6MB in the end (delta: 50.3MB). Free memory was 130.3MB in the beginning and 145.4MB in the end (delta: -15.1MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2022-11-25 18:19:14,110 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 178.3MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:19:14,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 220.40ms. Allocated memory is still 178.3MB. Free memory was 130.3MB in the beginning and 121.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-25 18:19:14,111 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.86ms. Allocated memory is still 178.3MB. Free memory was 121.0MB in the beginning and 119.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 18:19:14,111 INFO L158 Benchmark]: Boogie Preprocessor took 20.59ms. Allocated memory is still 178.3MB. Free memory was 119.9MB in the beginning and 118.9MB in the end (delta: 923.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:19:14,112 INFO L158 Benchmark]: RCFGBuilder took 339.09ms. Allocated memory is still 178.3MB. Free memory was 118.9MB in the beginning and 110.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-25 18:19:14,112 INFO L158 Benchmark]: BuchiAutomizer took 6891.11ms. Allocated memory was 178.3MB in the beginning and 228.6MB in the end (delta: 50.3MB). Free memory was 109.8MB in the beginning and 145.4MB in the end (delta: -35.6MB). Peak memory consumption was 97.5MB. Max. memory is 16.1GB. [2022-11-25 18:19:14,112 INFO L158 Benchmark]: Witness Printer took 5.37ms. Allocated memory is still 228.6MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:19:14,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 178.3MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 220.40ms. Allocated memory is still 178.3MB. Free memory was 130.3MB in the beginning and 121.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.86ms. Allocated memory is still 178.3MB. Free memory was 121.0MB in the beginning and 119.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.59ms. Allocated memory is still 178.3MB. Free memory was 119.9MB in the beginning and 118.9MB in the end (delta: 923.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 339.09ms. Allocated memory is still 178.3MB. Free memory was 118.9MB in the beginning and 110.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 6891.11ms. Allocated memory was 178.3MB in the beginning and 228.6MB in the end (delta: 50.3MB). Free memory was 109.8MB in the beginning and 145.4MB in the end (delta: -35.6MB). Peak memory consumption was 97.5MB. Max. memory is 16.1GB. * Witness Printer took 5.37ms. Allocated memory is still 228.6MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital59 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq148 hnf94 smp100 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 85ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 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_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-11-25 18:19:14,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2022-11-25 18:19:14,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2022-11-25 18:19:14,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2022-11-25 18:19:14,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-25 18:19:14,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-25 18:19:15,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/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_450f1424-f717-4494-99d6-987a1f911db2/bin/uautomizer-ZsLfNo2U6R/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